[FIT] Compatible with Husqvarna, Sears, Craftsman, Ariens, Oregon, AYP, Poulan Pro, and other brands for 42-inch, 46-inch, 48-inch, and 54-inch deck mowers. Fits Poulan Pro P54ZX 54-inch decks. [Compatible] Lawn tractors and mowers with 4-screw mounting pattern: 187292, 192870, 532187281, 532187292, 532192870, 539112057, 587125401, 587253301, 21546238, 21546299, 21549012, 53911207, 532192870, 532187292, 532 19 28-70, 80-12-001, 11590, 82-026, and others. [Well-Built] Blade mount features a 5-point star-shaped design. Replacement part is durable, corrosion-resistant, and made of high-quality materials. Includes top nut, spindle assembly, blade bolt kit, mounting bolts, grease zerk, pulley locknuts, spacer, 2RS bearing, and pre-filled grease—no additional grease required. [Easy Installation] Mounting holes are pre-tapped for easier installation. Spacer must be installed under the pulley. Installing the spacer on top of the pulley or omitting the spacer may cause damage to the shaft and pulley. Overall Height: 7-1/2 inches (190mm, includes grease zerk) Mounting Hole Distance: 5-5/8 inches (143mm) Color: Silver Material: Aluminum alloy Package Contents: 1 x Spindle 1 x Blade Bolt 4 x Mounting Bolts Note: This package includes only the items listed above. Other products are not included. Note: Lighting and display differences may cause slight color variations between the image and the actual item. Measurement may vary by +/- 1-3cm.