🔧 Upgrade Your Mower Game! Seamlessly replaces Bad Boy models 037-6015-00 and 037-6015-50. Get back to mowing with a hassle-free setup. Built to withstand the toughest mowing conditions. Crafted for optimal performance and durability. Fits a range of Bad Boy decks from 42'' to 72''. 7.625" Height 1/4" Keyway Made in USA The Stens Spindle Assembly is a high-quality replacement part designed for Bad Boy mowers, compatible with various deck sizes. With a height of 7 5/8 inches and a 1/4 inch keyway width, this assembly ensures precision and reliability, making it an essential upgrade for any serious lawn care professional.