Electromagnetic clutch to engage blades Lawn tractor mower compatible MTD D. Shaft (mm): 25.4 Height (mm): 100 D. Pulley (mm): 150 V-belt length (mm): 15,9 Weight: 5,52 Kg For models: MTD Colt XP 42 , P 170 HZ-S , P 220 HZ-S , RZT 42 , Zero Turn , P 155 HZ-G Code: 25270533