Our Category 1 Hydraulic Top Link with double-piloted check valve prevents cylinder drift and holds cylinder in position. This feature makes our hydraulic top link the best in the market! We also offer hose kits for these cylinders in our store! Some features of this Hydraulic Top Link are: Category 1 Compatible with 3/4" pin holes, minimum overall length of 18-1/8" and maximum extended length of 26-3/8" (8" Stroke). These hydraulic top links have a 2" bore and a 1-3/6" rod diameter and a 1-3/4" ball width for mounting. The following two measurements are general guidelines, calculated on a working pressure of 2175 psi: - Pushing capacity: 6700 lbs - Lifting capacity: 4300 lbs Important features of this Hydraulic Top Link are: Double-piloted check valve Ports 3/8" BSP (Includes BSP Male to NPT Male Adaptor) Double-Acting cylinder High-Quality chrome plated