With an innovative stability system that eliminates side-to-side sway, the Revelate Designs Spinelock 16L seat bag has a low-profile mount with 2 positions for seatpost setback and saddle adjustments.
Features
High-strength, forged aluminum clamp and precision IGUS bushings form a quick-release pin interface that makes bag removal a cinch
Waterproof construction with internal HDPE plastic structure and 1-way, low-profile air purge valve keep out the weather
External webbing and bungee for additional storage
Hypalon® slots for a rear light (light not included)
Active cam buckles prevent side straps from slipping
Carbon seatpost friendly
Compatible only with traditional saddle rails; not compatible with carbon fiber saddle rails and some models of Brooks saddles
Note: Bag contact with your tire can cause a wreck; Revelate specifies 9.5 in. minimum tire clearance from saddle rails and 6.5 in. minimum from seatpost