Rafter Mount for Heavy Bags up to 120 LBS by PRO Mountings SPRING ACTION REDUCES VIBRATION AND NOISE TO THE ROOM ABOVE MOUNTS TO ONE CEILING JOIST FROM BOTTOM AND SIDE FOR ROCK SOLID MOUNTING FOR HEAVY BAGS UP TO 120 LBS - ALL MOUNTING HARDWARE INCLUDED (BRACE NOT INCLUDED) ALL 1/8" STEEL CONSTRUCTION - POWDER COATED TO LAST SEE RAFTER MOUNT IN ACTION ON YOU TUBE