The PU membrane is designed to retain moisture while transporting it from the inside
(+ 20mm) takes a 160mm PM fork/frame to 180mm
For fast and dependable ski and snowboard tuning prior to sharpening the ski edge
model Era length 170mm direct mount/BCD Cinch configuration 1x spindle interface 30mm BB shell width 73mm chainline 52/55mm material carbon color kash money
water-resistant front insulation
RockShox 11.4018.026.022 Air Shaft SID B1 100-27 Model=AI Alert 250 Rear Light The PU membrane is designedAir piston shaft assembly only (mnimum required part to adjust travel on 2013+ Reba, Sid B, Revelation, Pike, Yari and Lyrik SoloAir forks) Does not include top cap, top out bumper, negative air assembly, wavy washer or stanchion c clip For complete SoloAir assemblies see Air Spring Kits Not compatible with Dual Air forks TECH SPECS model SID RLC(A1),SID XX RL(B1), Reba(A7) wheel size 27. 5" travel 100mm