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Seatpost Bags

evoc Seat Bag M
$34.99 - $40.00
The Seat Bag M is a lightweight storage option for road bike or MTB tube and repair kit. - Lightweight - Mesh pocket - Better visibility thanks to the reflective logo print - Fixation buckle - Seatpost strap for added stability - Easy & safe loop fixation
evoc Seat Bag Tour L
$49.99
The Seat Bag Tour L is a water-repellent seat bag for tubes and repair kits that offers all the familiar top quality and functionality that EVOC is known for in a larger, 1L format. - Very durable and water-repellent material - Water-repellent zipper - Hypalon reinforcement prevents tears from the seatpost's hardware and protects the seatpost's finish - Fits multitool and spare MTB tube - Multipurpose compartment and additional mesh pockets - Integrated loop for tail lights - Easy & safe loop fixation
evoc Seat Bag Tour M
$31.49 $44.99 30% Off
The Seat Bag Tour M is a water-repellent seat bag for tubes and repair kits that offers all the familiar top quality and functionality that EVOC is known for in a compact, 0.7L format. - Very durable and water-repellent material - Water-repellent zipper - Hypalon reinforcement prevents tears from the seatpost's hardware and protects the seatpost's finish - Multipurpose compartment and additional mesh pockets - Integrated loop for tail lights - Easy & safe loop fixation
Velo Orange Roadrunner Day Tripper Saddle Bag
$139.99
Our Day Tripper Saddle Bag is the perfect mate for cyclo-tourists, randonneurs, roadies, and mountain bikers alike looking for a bit more capacity during an all-day ride. It's a great size for packing an extra layer, tools, wallet, keys, camera, film, and even a mini-pump. The bag uses a rip-stop nylon roll-top with a sturdy buckle for expandability and security of your belongings. A hearty flap and buckle holds everything snug through even the roughest terrain. The rear features a molle strap for a rear blinkie and a reflective panel keeps you seen when sunlight fades. Texturized Mega-Grip around the saddle rail straps and around the seatpost strap keeps the entire package securely place during out-of-the-saddle efforts and over varied terrain. Vegan-friendly, and designed and manufactured in the USA as part of a collaborative effort between Velo Orange and Road Runner Bags of Los Angeles. Weight is about 223g. Maximum capacity is ~3.5L of pinto beans.
Topeak Aero Wedge Pack (Large w/Strap)
$34.99
Don't overstuff your jersey pockets. Simplify your load by putting your essentials in Topeak's Aero Wedge Pack. It straps neatly beneath your seat and is constructed of durable 1200-denier, Teflon-coated polyester with reflective strips and a taillight mount for nighttime safety.
Topeak Aero Wedge Pack (Medium w/Strap)
$29.99
Don't overstuff your jersey pockets. Simplify your load by putting your essentials in Topeak's Aero Wedge Pack. It straps neatly beneath your seat and is constructed of durable 1200-denier, Teflon-coated polyester with reflective strips and a taillight mount for nighttime safety.
Topeak Backloader
$99.99
Listen to your inner voice of adventure. Pack up your gear, get on your bike, and ride that epic trail. BackLoader is a large-capacity seat bag specially designed for bikepackers providing a streamlined way to carry gear without the need for a rear rack. Constructed of lightweight, highly water-resistant and durable materials, it mounts and removes quickly. The upgraded saddle mount system, in conjunction with compression straps, reduces the pendulum effect associated with large rear payloads, providing a comfortable ride for those long miles. An easy-access waterproof inner bag is included to keep contents completely dry. - Polyethylene / Nylon — Lightweight, durable, water repellent and stain resistant - Hook and loop fastener - Waterproof Rating: 10,000mm (waterproof inner bag) - Max Load: 5kg / 11lb - Safety light clip - Air release button
Specialized Burra Burra Stabilizer Seatpack 10
$189.99
With Specialized's Burra Burra Stabilizer Seatpack 10, you can say goodbye to the cumbersome weight and handling of integrated rear racks. Instead, it affixes to your seatpost via an engineered aluminum stabilizer arm that minimizes any bouncing or side-to-side swaying under load. The pack itself features a welded roll closure design that's highly resistant to inclement weather, while its smaller size (50x16x10cm) makes it ideal for smaller frames with tight wheel clearances. - Welded construction with a secure roll closure opening ensures reliable weather resistance and long-lasting durability. - Engineered aluminum stabilizer arm minimizes bouncing and shifting for more secure, comfortable transport. - Smaller size is ideal for the tight rear wheel clearances of smaller frames. - Stabilizer is compatible with 27.2mm and 30.9mm seatposts. - Please note that this is not compatible with either dropper or carbon seatposts. - Reflective logo accent increases your visibility to motorists in low-light conditions. - Dimensions (cm): 50 x 16 x 10 - Weight: 415g
Specialized Seat Pack – Medium
$24.49 - $25.19 $34.99 - $35.99 30% Off
The Medium Seat Pack mixes a low-profile, aesthetically pleasing shape with ample storage room (9x5x16cm) for your small riding essentials. It attaches to the saddle easily via hook-and-loop straps, and it features a roll-up closure to keep its contents safe. You'll also find a reflective patch at the rear that increases your visibility to motorists in low-light conditions. - Secure attachment to the saddle with easily adjustable hook-and-loop strap. - Roll-up closure for ultimate flexibility of what you can carry and super water-resistance. - Reflective patch on back that also allows for a Stix light to be clipped on securely with the fabric clip. - Dimensions (cm): 9 x 5 x 16
Specialized Stormproof Seat Pack—Medium
$39.19 $55.99 30% Off
Specialized's Stormproof Medium Seat Pack provides you with all the storage (9x5.5x15cm) you need for your ride in a low-profile, fully waterproof package. It features an expandable, zippered compartment, so you'll never run out of room for the essentials, plus a roll-up closure system that keeps its contents safe and secure. And knowing that you'll be using it as your go-to for inclement weather, they've included a reflective patch at the rear, as well as a clip-mount for a Stix light, in order to increase your visibility to motorists in low-light conditions. - Saddle Mount offers secure attachment to the SWAT mounts on Specialized saddles. - Optional strap for use with non-Specialized saddles. - Roll-up closure for ultimate flexibility of what you can carry and fully waterproof construction. - Reflective patch on back that also allows for a Stix light to be clipped on securely with the fabric clip. - Dimensions (cm): 9 x 5.5 x 15
Specialized Stormproof Seat Pack—Small
$35.69 $50.99 30% Off
Specialized's Stormproof Small Seat Pack provides you with all the storage (7.5x4x15cm) you need for your smaller gear in a low-profile, fully waterproof package. It features an expandable, zippered compartment, so you'll never run out of room for the essentials, plus a roll-up closure system that keeps its contents safe and secure. And knowing that you'll be using it as your go-to for inclement weather, they've included a reflective patch at the rear, as well as clip-mount for a Stix light, in order to increase your visibility to motorists in low-light conditions. - Saddle Mount offers secure attachment to the SWAT mounts on Specialized saddles. - Optional strap for use with non-Specialized saddles. - Roll-up closure for ultimate flexibility of what you can carry and fully waterproof construction. - Reflective patch on back that also allows for a Stix light to be clipped on securely with the fabric clip. - Dimensions (cm): 7.5 x 4 x 12
Serfas Cell Phone Top Tube Bag
$39.99
Cell Phone Top Tube Bag - Replaceable Cover (Lt-Stm4Rt) - Large Secondary Pocket - Secure Three Strap Design - Touch Screen Capable Replacement Cover - Cell Phone Cover Will Fit Up To Iphone 6+™ - Size: 7” X 4” X 3.75” - 105 Cubic Inches
Roswheel Off-Road Seat Pack w/Rack
$199.99
The most versatile bag in the range, this large dry bag with a steep tapering body allows very easy access to a large load. The M.O.L.L.E.-inspired attachments and the rack, ensures this large bag fits securely and has zero 'sway'. Other gear and packs can be added externally and underneath the rack. The rack uses a lightweight but stable construction and is adaptable for different bike geometries. Bag Features: - M.O.L.L.E inspired anchor and strap system. - Large tapered opening. - Duraflex buckles. - Air removal valve. - Tough 600D TPU- / PU-Coated main fabric. - Gear straps included Rack Features: - CNC'd Seatpost clamp with multiple seat post size fittings. - Fabric base with M.O.L.L.E anchor points. - 6061 Aluminum construction. - Adjustable height and pitch.
Ortlieb Seat Pack 11L
$239.99
Get ready for your next bikepacking adventure! As a key item in your bikepacking setup, the ORTLIEB Seat-Pack comes with Velcro straps to enable convenient and secure mounting to your seat stem. Projecting backwards from the seat stem, your Seat-Pack also serves as a rear fender. The spacious, waterproof Seat-Pack keeps its contents (e.g. an extra set of clothes) safe and dry. Depending on how long you plan to be away and your Seat-Pack model, you can conveniently adjust the volume of your pack from 7 to 11 liters by adjusting the roll closures on the sides. An additional valve allows you to quickly and easily compress your soft gear for a more compact fit. Your Seat-Pack also serves as a replacement backpack when you're out on a day trip, no matter whether you ride a hybrid bike, a mountain bike, a road bike, or an electric mountain bike. The Seat-Pack is available in two sizes. This model needs only six centimeters of space on your seat stem. That's why the more compact model is ideal for smaller frame sizes, full-suspension bikes, and adjustable seat stems. FURTHER FEATURES: - Reinforced fabric at all points of contact to the seat - Vertical daisy chain for rear light - Also suitable for carbon seat stems - Lightweight design - Four 3M Scotchlite reflectors available for full extension
Lizard Skins Cache Seat Bag
$35.99
The perfect balance between lightweight and capacity. Large enough to accommodate a spare inner tube, tire levers, multi-tool, a wallet, and keys, but compact enough for adventure. - Water resistant 1000d material with YKK zipper - Interior division for all your essentials - Reflective logo, webbing to clip light - Angled straps achieve a low profile fit - No-snag Velcro and amara leather limit abrasion
Lezyne EX Caddy
$39.99
Lezyne's Ex Caddy is an expandable wedge shaped caddy with a lower portion that unzips when more storage is needed. Labeled internal organizational pockets provide extra organization. A buckle system securely attaches the Caddy to the seatpost and seat rails. Durable woven nylon fabrics, water resistant zippers, reflective logos, and reflective tail light loop make this caddy ready for all weather and nighttime riding.
Lezyne L-Caddy
$44.99
Lezyne takes seatpack storage to the next level with their L-Caddy. Inside, fitted neoprene compartments organize your gear for easy access, while a durable, water-resistant zipper guards against weather. Plus, a zippered bottom compartment securely stores your multi-tool away from your spare tube, eliminating the possibility of a premature puncture. The L-Caddy also boasts a reflective taillight loop for safety.
Lezyne M-Caddy
$34.99
Lezyne takes seatpack storage to the next level with their M-Caddy. Inside, fitted neoprene compartments organize your gear for easy access, while a durable, water-resistant zipper guards against moisture. Plus, a bottom compartment with a Velcro closure securely stores your multi-tool away from your spare tube, eliminating the possibility of a premature puncture. The M-Caddy also boasts a reflective taillight loop for safety.
Lezyne M-Caddy QR
$44.99
Lezyne takes seatpack storage to the next level with their M-Caddy QR. Inside, fitted neoprene compartments organize your gear for easy access, while a durable, water-resistant zipper guards against moisture. Plus, a bottom compartment with a Velcro closure securely stores your multi-tool away from your spare tube, eliminating the possibility of a premature puncture. The M-Caddy also boasts an easy quick-release mounting system and a reflective taillight loop for safety.
Lezyne M-Caddy w/CO2 Repair Kit
$79.99
Lezyne's M-Caddy with CO2 Repair Kit is a complete and convenient solution for the rider with speed in mind. It features a Twin Speed Drive CO2 inflator, two 16g CO2 canisters, a RAP 6 multi-tool, and Matrix tire levers in an M-Caddy bag that tucks neatly under your bicycle seat. Be prepared with all the essentials needed for a competition or any situation where a quick repair and tire inflation is a must.
Evo Adventure
$64.99
- Bungee draw cord on top - Reflective piping - Tail light attachment - 53 x 19 x 18cm
Evo Seat Bag
$33.99 - $36.99
- Internal elastic pocket - Tail light attachment - Reflective piping - Small: 16 x 7.5 x 9cm - Medium: 19 x 8 x 9cm - Large: 21 x 9 x 9.5cm
Brooks Scape Seat Bag
$204.99
Versatile travel companions. For all-conditions, all-journeys. Made for Gravel & Bikepacking and Adventure Cycling, the Scape Seatpost Bag is a saddle pack designed as a holster attached to the saddle and seatpost made to hold its own waterproof dry sack. Adaptable & Versatile Modular functionality, extra space options. Lasting performance Made-to-last materials, hard-wearing details, specially selected components. Practical functionality Adjustable attachments, easy-pull zipper. Waterproof Welded material construction, waterproof materials, all-round weatherproof details.
Blackburn Grid Large Seat Bag
$44.99
Blackburn's biggest seat bag is built to bring it all with you. The Grid Large is spec'd with tough materials, an internal pocket/removeable divider, and is covered with reflective technology. Big enough to fit a jacket or 3 road tubes, a multi-tool, 2 tire levers and a CO2 inflator with a cartridge. A removable divider allows for easy organization. - Reflective material - Padded structure keeps its shape - Coated zipper, tail light loop, internal pocket - 48oz/1.4L/85cu in capacity - Weight: 130g
Blackburn Grid MTB Seat Bag
$31.99
Just the basics. No more, no less. A tiny bag with big potential. Together with tough materials, an internal pocket and a built in light loop the Grid MTB is large enough to fit an MTB tube or a multi-tool, 2 tire levers and a CO2 inflator. - Padded structure keeps its shape - Coated zipper, tail light loop, internal pocket - 14oz/0.4L/24cu in. capacity - Welded seam construction - Hook and loop attachment - Weight: 31 grams
Blackburn Grid Medium Seat Bag
$38.24 $44.99 15% Off
Get your payload out of your jersey and under the seat! Built with tough materials, an internal pocket, and retro reflective technology, the Grid Medium seat bag is big enough to fit 2 road tubes, a multi-tool, 2 tire levers, and a CO2 inflator w/cartridge. - Fully reflective side panels - Padded structure keeps its shape - Coated zipper, tail light loop, internal pocket - 21oz/0.6L/36cu in capacity - Welded seam construction - Anti-chafe straps - Weight: 70 grams
Blackburn Outpost Elite Universal Seat Pack
$259.99
We developed our Outpost Elite Universal Seat Pack (USP) to work with dropper or standard seatposts, be able to carry a bevy of cargo, and be stable enough to not swing around while it does. The USP is a two-part system: Part 1 is a T6061 Alloy Wing that affixes to your saddle and works with a standard or dropper post. Part 2 is a removable and waterproof dry bag. The bag has a scuba-style air bleed valve to assist with compression while off the bike. The wing stays on the bike, the bag comes off and allows you to pack, compress and go ride in the snap of a few buckles. Dropper Compatible Designed to not only stabilize your seatpack, but also work with or without dropper posts. The t6061 aluminum wing bolts to your seat rails for a rock solid mount. Get the perfect cargo fit for the roughest trails. Harness System This bag features a system that is comprised of an outer "Harness" that securely carries an inner bag. The inner bag can quickly and easily be removed from harness, without having to detach the harness from the bike. The advantage is that is saves time, is more secure and allows you to carry odd/oversized items or use your favorite aftermarket bags. Bleed Valve The waterproof dry bag features a scuba style air bleed valve so that you can pack your bag as tight as you need, and not have to worry about leaks. Welded Seam Construction Welded seams not only reduce bulk, weight and materials, they improve performance by eliminating the needle hole, a potential area for saturation and leakage. Welded seams also create a clean finish on both the interior and exterior of the bag. No Sway Able to carry a bevy of cargo, and stable enough to not swing around while it does. - Weight: 21.12oz - Capacity: 5.25L / 6.95L Expanded - Lifetime warranty
Blackburn Outpost Seat Pack and Dry Bag
$151.99 - $189.99 $189.99 Up to 20% Off
Blackburn's Outpost Seat Pack w/Dry Bag is a great alternative to panniers or a backpack. It is ideal for mountain bike overnight trips, but also works well for commuting or long day trips. - Expandable - Sometimes you need more space, while other times you need less. This bag expands to accommodate both. - Bag Fit - Bikes come in a lot of shapes and sizes. This bag includes adjustable mounting systems to allow fitment to almost ANY bike. - Also works with many standard dry bags and stuff sacks. Not recommended for carbon seatposts. - Daisy chain loop webbing provides extra opportunities to attach lights or other gear. - Volume 11.0 liters / 671 cu/in - Weight 1.33 lbs
Banjo Brothers Minnehaha Canvas Barrel Bag
$39.99
Some need the extra capacity that Banjo Brothers' Minnehaha Canvas Barrel bag has, some just like the classic look. Either way, everyone can agree that it's awesome. It'll fit either under your saddle, on your bars or even on a rear rack, and it has plenty of room for a tool kit, spare jacket and a cable lock (each sold separately). Or maybe a small picnic, who knows? A sturdy interior hull prevents sagging, a detachable lower strap controls swaying, and a leather tab lets you attach a blinkie.
Banjo Brothers Minnehaha Canvas Saddle Bag (Small)
$53.99
Not only does Banjo Brothers' Minnehaha Canvas Saddle Bag give you extra carrying capacity, it classes up any ride. It uses leather straps to securely attach to your saddle at three different points to reduce sway and the front is tapered for leg clearance. With plenty of room for a tool kit, lunch, rain jacket, etc., you'll never be without your gear. The shaped interior supports your gear without sagging and you've got leather reinforcements in all high-wear areas, too. Clever details include a leather tab for lashing extra gear or attaching a blinkie, detachable reflective tabs, an interior pocket and a key clip.
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