- Direct replacement in Hayabusa Clutch Cushion Kit (99-20)
- Compatible in applications using Brock’s adjustable spring tops
(REFERENCE: 120 lbs. static pressure at 1.00” installed height) - Best kept secret in Real Street/Grudge & other seriously fast hand clutch applications
- Quicker acceleration, longer clutch life and more MPH
- Valve spring quality material, shot-peened, stress relieved
- Engineered for millions of trouble-free cycles
- Includes 6 extra heavy duty green (.120 dia. wire) springs
- Springs are sold in sets of 6
