A-B11722036SM-AI ROLLER, ROUNDEDOne New Aftermarket Replacement Rounded Roller for Snapper and Simplicity Lawn Tractors This rounded end roller is a mower deck component used on Snapper and Simplicity lawn tractors. It mounts as part of the deck roller bar assembly, helping maintain consistent cutting height and protecting the deck from scalping on uneven terrain. Replaces OEM part number 1722036SM, manufactured under the Fits Briggs and Stratton (B&S) family of brands which