The MTD Genuine Factory Parts 1/4 in. x 1-3/4 in. Shear Pins for MTD 900 Series 2-Stage Snow Blowers (4-Pack) will help prevent damage when the impeller comes in contact with solid objects.

　　- Use to help protect snow blowers from damage when the impeller comes in contact with a solid object

　　- Replacement parts for MTD 900 series 2-stage snow blower models made in 2007 and after

　　- 1/4 in. x 1-3/4 in. pins

　　- Quick installation

　　- Includes 4 pins and 4 clips