... torque 2. Completely interchangeable with original. Staffa HMB of HMB080.HMB125,HMB200,HMB270,HMB325,HMB400 hydraulic radial piston motor1 ... contact pressure ratio between the ball and socket of piston5. Good sealing capability,less leakage due to applying hydrostatic ... HMB325,HMB40010. Very competitive price11. 1 year of warranty Staffa HMB of HMB080.HMB125,HMB200,HMB270,HMB325,HMB400 hydraulic ...