Blade holder hub kit lawnmower mower UNIVERSAL Contains: friction discs screw thrust washer crescent key snap ring Shaft diameter (mm): 25.4 Height (mm): 30.2 Weight: 383 g Code: 13271176 Shaft diameter (mm): 25.4 1 inch Height (mm): 33.4 Weight: 413 g Code: 13271178 UNIVERSAL