Shock Absorber Type 640 Road Preload Adjuster:Hydraulic Preload Adjuster (Wilbers-PA) (+$505) A large 30 mm piston

A large 30 mm piston ensures smooth

and External Threaded Spring Preload

Adjustability: 30-Click Rebound Damping

– Rebound damping adjustment

Shock Absorber Type 640 Road Preload Adjuster:Hydraulic Preload Adjuster (Wilbers-PA) (+$505) A large 30 mm pistonThe basic edition of the Wilbers Adjustline mono shock absorber features the same advanced technology as the more complex versions. The only difference is the omission of the compression reservoir, and therefore the ability to adjust high and low speed compression. Despite this, the shock absorber makes no compromises in terms of response behavior or durability. Its radial piston design, wet run operation, and Teflon guided self aligning bearings