MasterPro Chassis Idler Arm - K7237 Part #: K7237 Line: MPC MasterPro Chassis Idler Arm Limited Lifetime Warranty Hardware Included: Yes Attachment Method: Bolt-On Dust Boot Included: Yes Grease Fitting Included: Yes Greaseable: Yes Length Center To Center (in): 8.125 Inch Washer Included: No Length Center To Center (mm): 147mm Pre-Greased: Yes Castle Nut Included: Yes Cotter Pin Included: Yes Lock Nut Included: No Bolt Hole Center To Center (in): 2.400 Inch Bolt Hole Center To Center (mm): 61mm Nut Wrench Size: 24mm Show More Show Less