Adjustable Linkage arm Sherco Enduro CSPMAIN FEATURES # CK 3120 SH Design to change the rear suspension progression, to have more stability on high speed or more reactivity on slow speed It can be also used to modify the bikes height Comes in kit with all inserts available: 0 mm (standard) , 1 mm , 2 mm and 3 mm Special bearings and seals (different from the stocks) Made of 2024 and 6082 aluminum alloy *note1 : this version comes without bearings and seals. Stock bearings and seals must be