The Fisher and Western 75666 is a genuine lift arm pin kit for a range of their snow plows, specifically the Speed-Caster 525/900 series. This kit contains two 7/8 x 5-1/2 inch lift arm pins and two 5/16 x 1-9/16 inch linchpins, providing the necessary hardware to securely attach the lift arm. As an authentic OEM replacement, this kit ensures a perfect fit and reliable performance, keeping your plow's lifting mechanism operating smoothly.