FOR A BOSTITCH MIII886,MIII812, & MSIII ALSO fits other brands of flooring nailers: MASTER TILE CUTTER,construction zone, and GRIZZLY MODELS H7826 & H5977
IT INCLUDES: ALL THE O`RINGS IN THE TOOL GASKETS SCREWS WASHERS LUBE DIRECTIONS LOCK-TITE AND A T-PIN FOR EASY REMOVAL OF OLD O`RINGS!