Firstlaw Fitness Joist Mount 120 - Heavy Punching Bag Hanger - for Heavy Bags up to 120 LBS - Made in The USA GREAT ECONOMICAL WAY TO MOUNT YOUR HEAVY PUNCHING BAG TO AN OPEN FLOOR JOIST DESIGNED FOR HEAVY PUNCHING BAGS UP TO 120 LBS EASILY AND SECURLY MOUNTS TO THE SIDE OF AN OPEN FLOOR JOIST BUILT IN COMPRESSION SYSTEM REDUCES NOISE AND VIBRATION 100% MADE IN THE USA - LIFETIME WARRANTY