1st/2nd Shaft Accessory Kit- R1021This selection comes with a hex nut, a thrust washer, a retaining ring, 3 different sized hex nuts 1 2 20, 11 washers, 2 different sized spacers, 2 spring washers, and a clutch spacer. The 1st 2nd Shaft Accessory Kit is used in the 915 trailer winch. The kit can be found in the 915 trailer winch manual in the Illustrated Parts List section here. The old part number for this kit was R001298 which can be found here. R1021