Replacement Part Number:337227MA, MT337227MA, 337227, 585194 and 585193MA Compatible With for Murray B&S Craftsman snow blower. for Craftsman 536.886150, 1990's era for Craftsman C950-52518-5 8/27 snowblower DURABLE CONSTRUCTION:Made from high quality materials to ensure a perfect fit and reliable performance. This retaining ring is designed to withstand rigorous regular use EASY TO INSTALL:Thanks to its simple design, this retaining ring can be easily installed, saving you time and effort Colour:Black Material:plastic Package Contents: 1 x 585193MA Inner & Outer Retainer Ring Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.