Compatible with any skidsteer, the RD6536 skidsteer pump attachment features a 3-in. hydraulic-squeeze pump for various shotcrete applications as well as ICF block fill, form and pour, and driveways. It can pump grout materials, 3/8-in. shotcrete, and 3/4-in. structural concrete mixes. Other capabilities include up to 25-cu.-yd./hr. variable speed, and up to 50-ft. vertical and 250-ft. horizontal pumping distances with a rubber delivery line.  Blastcrete Equipment Co. 800-235-4867.