This system consists of 2 sleeves. You must have an Adex Ad-On Kit for this system to integrate with your Adex Club, Mace or Arc. Sleeve 1 - short sleeve - 10 lbs Sleeve 2 - tall sleeve - 20 lbs Total kit weight - 30 lbs This kit will fit over our Ad-on kits and provide an additional 30 lbs. Today if you have an Ad-On Kit + Masta-Don Kit your… Steel Club will load to 75 lbs Mace will load to 80 lbs Arc will load to 78 lbs *Set Screw not included in this kit, you MUST use your Ad-On Kit threadset