The HUB KIT 140 SUZ/JOH 15 SPLINE HK226 offers high performance and versatility. The interchangeable hub assembly has a Delrin cushioned sleeve that absorbs impact and stress from shifting gears and is engineered to spin under heavy impact to protect your lower-end unit. The XHS II Hub is meant to be interchangeable with Mercury's Flo-Torq II hub system, making it an excellent substitute or backup component for the Vortex and Apollo Prop Housings. Key Features High performance and adaptability, ideal as a backup or substitute prop The Delrin cushioned sleeve relieves the force and stress of shifting gears and is designed to spin under severe impact to preserve your bottom end unit. Utilizes in Vortex and Apollo prop housings Compatible with Mercury's Flo-Torq II hub system Under impact, it rotates to protect the lower-end unit Hub kit only Interchangeable with Suzuki/Johnson DF140 HP 4-stroke 15-spline 4-1/4" Gearcase