This Sherwood SR series piston stem o-ring installation tool is used to safely slide the o-rings over the threaded part of the Sherwood first-stage piston stem.
Specialized tool to safely slide the o-rings over the threaded part of the Sherwood first-stage piston stem. Place the tool over the sharp threads of the Sherwood SR piston stem, after which the o-rings are easy to install.
 
Material: Precision machined from white acetal.
 
GTIN: 8720828266755