Milwaukee Twins Shock Adjusting Tool For Softail The Milwaukee Twins Shock Adjusting Tool for Softail is crafted from durable steel and featuring corrosion-resistant plating, this tool is robust enough to withstand extensive use while ensuring precise adjustments to your Softail's suspension. Formerly offered under the J&P Cycles brand. Features: Used for adjusting shock absorber spring pre-load Steel construction with corrosion resistant plating Replaces OEM 99455-89