Introducing CMIs newest mini arborist block, the RP162. Weighing in at only 1 pound, the RP162 delivers an impressive MBS of 21,900 lbs. It has a 1/2" rope capacity and is currently the smallest and strongest block of its kind on the market. A screw in top knob ensures a positive lock. Stainless Steel axles, aluminum sideplates and wheels round out the package.