[FIT] Compatible with Husqvarna, Sears, Craftsman, Ariens, Oregon, AYP, Poulan Pro, McCulloch, Dixon, Raisman, and Rotary decks in 42-inch, 46-inch, 48-inch, and 54-inch sizes. Fits Poulan Pro P54ZX 54-inch decks. [COMPATIBLE MODELS] Lawn tractors and mowers with 4-screw mounting: 187292, 192870, 532187281, 532187292, 532192870, 539112057, 587125401, 587253301, 53911207, 5321928-70, 532187292 532192870, 21546238, 21546299, 21549012, 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, sp, 2RS bearing, and pre-filled grease—no additional greasing required. [EASY INSTALLATION] Mounting holes are pre-tapped for easier installation. Sp must be installed under the pulley; installing it on top of or omitting the sp may damage 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 assembly, 1 x blade bolt, 4 x mounting bolts. Only the listed items are included; other products are not included. [NOTE] Lighting and display differences may cause slight color variations between the image and actual item. Measurement allowance: +/- 1-3 cm.