Replaces OEM Part Numbers: Exmark: 103-6403, 103-6403-S, 103-6383, 103-6383-S, 103-6393, 103-6393-S, 103-6398 Compatible with Exmark Models: Lazer Z Air Cooled, Lazer Z AS, Lazer Z CT, Lazer Z DS-Series, Lazer Z E-Series, Lazer Z Liquid Cooled, Lazer Z S-Series, Lazer Z XP, Lazer Z XS, Lazer Z X-Series; Next Lazer Advantage Series-X, Next Lazer Z Air Cooled, Next Lazer Z Propane Compatible with Exmark Models: Pioneer S-Series, Radius E-Series, Radius S-Series, Radius X-Series, Staris S-Series; Turf Ranger, Turf Tracer Hydro, Turf Tracer X-Series 60 Hydro ECS, Turf Tracer X-Series 60 Hydro ECS Stand-On, Turf Tracer X-Series 60 Propane Hydro ECS, Vantage 60, Vantage S-Series 60, Vantage S-Series 60 Propane, Vantage X-Series 60, Vertex S-Series 60 High Quality: The Blades are made of high-grade steel, ensuring its durability and long-lasting use. The powder coating on the lawn mower blade prevents rust and makes cutting more efficient. Package Includes: 3 x Lawn Mower Blades. Blade Length: 20-1/2", Blade Width: 2-1/2", Thickness: .203", Center Hole: 15/16", Outer Hole: 1/4". Deck Dize: 60". Please verify the center hole shape before your order. (3PCS) 103-6403 High Lift Lawn Mower Blades - Replace OEM 103-6403-S - Fits Exmark Lazer Z XP AS XS E-Series S-Series - For 60 Inch Deck