Compatible with the following models: LM175 18″ Electric Mower, MM275 18″ Electric Mulching Mower, MM575 18″ Electric LAWNHOG Mulching Mower, MM675 Type 1 18″ Electric LAWNHOG Mulching Mower with Flip-Over Handle, MM675 Type 2 18″ Electric LAWNHOG Mulching Mower with Flip-Over Handle, MM875 Type 1 19″ Electric LAWNHOG Mulching Mower with Rear Bag, MM875 Type 2 19″ Electric LAWNHOG Mulching Mower with Rear-Bag, MM525 Type 4 Corded Mulch Mower, MM550 Type 4 12 Amp Mulch Mower, MM600S Type 2 18 Electric Mower, MM600 Type 1 18 Inch 4 Horse Power Mulching Mower, MM600 Type 2 18 Inch 4 Horse Power Mulching Mower, MM850S Type 4 19 Electric Mower, MM850 Type 4 19 Mulching Mower, MM850 Type 5 19 Mulching Mower, LM100 Type 3 Steel Deck Mower, M200 Type 7 Flip Over Handle Mower, CM500 Type 1 18 Cordless Mower, 37051 Type 1 19 Crafts Electric Mower, 37051 Type 2 19 Crafts Electric Mower, MM1800 (Type 1) 18 Inch Mulching Mower