Groz Comp Piston Ring 60X175X150mm 1/2 Drive

accurate piston fitting band eliminates bottom Drive Features eliminates bottom flare Friction proof Friction proof edge grade spring steel Groz Comp Groz Comp Piston high grade spring locking ratchet pawl Made from high pawl prevents premature piston fitting operation Piston Ring prevents premature release Ratchet key included ratchet pawl prevents Tension band eliminates