Order Includes: 8 x Roller Clutch , 4 x Clutch Damper. Part Numbers: Roller Clutch 0823-170 / Clutch Damper : 0823-277. Measurements Roller Clutch : Weight: 23.5g , Width: 0.70" 18.0 mm , Inner Diameter: 0.84" 21.5 mm , Outer Diameter : 1.18" 30.0 mm. Measurements Clutch Damper: Width: 0.59" 15.0 mm , Length: 0.98" 25.0 mm. We strongly suggest comparing the posted picture to the unit(s) that needs to be replaced..
