Buyers Products 16102122, SnowDogg Clevis Pin Kit With Hardware 7/8 x 4 is used on SnowDogg EX, HD, TE, and CM straight blade snow plows and the VX, VMD, and XP v-plow wing plows only. This is the pin kit which is located at the bottom of the hydraulic cylinder on your lift arm assembly. The kit includes the pin itself, washer, and cotter pin.