[FIT] Compatible with Husqvarna, Sears, Craftsman, Ariens, Oregon, AYP, Poulan Pro, McCulloch, Dixon, Raisman, and Rotary 42-inch, 46-inch, 48-inch, and 54-inch decks. Fits 54-inch Poulan Pro P54ZX. [COMPATIBLE] Lawn tractors and mowers with 4-screw mounting patterns: 187292, 192870, 532187281, 532187292, 532192870, 539112057, 53911207, 587125401, 587253301. Ariens: 21546238, 21546299, 21549012. Husqvarna: 192870, 532187281, 532187292, 532192870, 539112057, 53911207, 587125401, 587253301. McCulloch: 532192870. Dixon: 532187292, 532192870. Raisman: 80-12-001. Rotary: 11590. Oregon: 82-026. [WELL-BUILT] Blade mount features a 5-point star shape. Replacement part is high quality, durable, and corrosion resistant. Includes top nut, spindle assembly, blade bolt kit, mounting bolts, grease zerk, pulley locknuts, spacer, 2RS bearing, and pre-filled grease—no additional greasing 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. [PRODUCT DETAILS] 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 assembly, 1 x blade bolt, 4 x mounting bolts. Only the items listed are included; other products are not included. [NOTE] Lighting and display differences may cause slight color variations between the image and actual item. Measurement may vary by +/- 1-3cm.