CROSSFIT GYM RINGS GYMNASTIC RING DIP PULL UPS FITNESS EXERCISE KETTLEBELL BARS PRODUCT SPECS : RINGS : HEAVY DUTY POLYCARBONATE RESIN ABS HIGH GRADE QUALITY BUCKLE : CAM-LOCK BUCKLE HIGH GRADE STRAPS : VELCRO STRAPS TO HOLD TOGETHER STRAPS : 26 MM APPROX WIDE RING DIAMETER : 23.6 CM APPROX HOLDS APPROX 400 KG EXERCISE SPECS : TYPE : STRENGTH FORCE : PULL， PUSH UPS， DIPS OTHER MUSCLES : SHOULDERS Package Includes: 2 x Gymnastic Rings 2x High-strength Nylon Webbing Straps with Quick-lock Buckles