The Air filter bolt features a stainless steel shaft and an aluminum head with a design that allows you to grasp the filter bolt with ease. The shaft features a tapered lead-in with precise threads for increased durabilty. FITMENT HONDA CR125 96-07 CR250 96-07 CR500 96-01 KAWASAKI KX65 00-25 KX80 91-00 KX85 01-25 KX100 95-21 KX112 22-25 KX125 99-08 KX250 99-08 KX250F 04-20 KX450F 06-18 YAMAHA YZ85 02-25 SUZUKI RM65 03-05 RM85 02-25 RM-Z250 04-06