CLUTCH ADJUSTABLE EVOLUTION RACING GRAY
Brand: 101 OCTANE
The spring preload can be adjusted by a hex screw on the back without having to take down the entire drive3 Shoe clutch with variable spring pre-load and supplied with 2 sets of different strength clutch springs.
https://shopping.truda.io/product/clutch-adjustable-evolution-racing-gray
The spring preload can be adjusted by a hex screw on the back without having to take down the entire drive3 Shoe clutch with variable spring pre-load