DMM Bat Plate Material: heat-treated aluminum Working Load: (S,M,L) 12 kN, (XS) 7 kN Breaking Strength: (S,M,L) 60 kN, (XS) 36 kN Claimed Weight: (XS) 2.6 oz, (S) 5.6 oz, (M) 8.7 oz, (L) 11.3 oz Recommended Use: rescue and rigging systems