[FIT] Compatible with Husqvarna, Sears, Craftsman, Ariens, Oregon, AYP, Poulan Pro, and other brands for 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 pattern: 187292, 192870, 532187281, 532187292, 532192870, 539112057, 587125401, 587253301, 53911207, 5321928-70, 21546238, 21546299, 21549012, 532187292, 532192870, 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 constructed from 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 greasing required. [EASY INSTALLATION] Mounting holes are pre-tapped for simplified 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), including 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: Lighting and display differences may cause slight color variation between the image and actual item. Measurement may vary by +/- 1-3cm.