Power Team Threaded Insert, Pointed, For Use With: 100172 and 100173 Model B 5000 psi Threaded Body Hydraulic Cylinder, 100208 1.96 ton Single Acting, Spring Return Hydraulic Cylinder, 100043B and 100044B 5000 psi Double Acting Cylindrical Body Cylinder, Specifications: 5/16-24 UNF x 0.63 in L, 3/8 in Hex