Revelate Designs - Spinelock 10L Seat Bag

Features

• Innovative Spinelock stability system completely eliminates side to side sway
• Waterproof construction
• Two mounting positions to accommodate seatpost setback and saddle adjustments
• A low profile, high strength, forged aluminum clamp works in combination with precision IGUS bushings to form a quick-release pin interface making bag removal a cinch.
• Quick release bag from bike
• Internal HDPE plastic structure 
• One way, low profile, air purge valve 
• Carbon seatpost friendly
• Hypalon slots for a rear light
• Top mounted external webbing and bungee for additional storage
• Protective external plastic bottom frame sheet
• Active cam buckles prevent side straps from slipping on rough terrain

Specifications

• Weight: 22.5 oz / 638 g
• Volume: 610 in³ / 10 L
• Materials: 210 Denier Ripstop Nylon with dual coated TPU, urethane based Hypalon reinforcement fabric, UV-stabilized, impact resistant nylon resin, forged aluminum. Imported.
• Minimum 8 in / 20 cm tire clearance (Shown as A)
• Minimum exposed seat post 6.5 in / 16.4 cm (Shown as B)
• Traditional saddle style rails are required. 
• Does not work with most Brooks saddles.

Important information on use and fit: 

• Not compatible with carbon fiber saddle rails
• Only compatible with traditional style saddle rails and is not compatible with most models of Brooks saddles including (B17, B66, B67, Flyer, and similar).
• This product is not designed for use with dropper seatposts.
• This bag is for carrying soft, pliable objects. Sufficiently pad any hard edge objects like cookware to prevent premature wear.
• It is mandatory to check tire clearance prior to use, especially with full suspension bikes. Bag contact with a tire can cause a bad wreck and ruin your day. Tire damage to the bag is not covered by warranty.
• A Torx-25 wrench is needed for installation. You likely already have one on your multi-tool!