Kit fortalecedor en existencia, entrenador de mano, pelota de agarre, ejercitador de dedos, juego de contador de fuerza para hombros, resorte

Product model: BT-W21Standard Grip Strengthener 5-piece Set Carton: 58*36.5*24CM 19KG50PCS/box Packaging method: non-woven bag + color box Product weight: 380 grams Color box size: 11.5*5.5*17.5 (CM) Product model: BT-W20Counting Grip Strengthener 5-piece Set Carton: 58*36.5*31CM 20.5 KG50PCS/box Packaging method: non-woven bag + color box Product weight: 400 grams Color box size: 11.5*5.5*17.5 (CM) Materials: Standard Grip Strengthener: PP+TPR+Iron Plating 15*10.5*2.5CM 155g 1PCS Counting Grip Strength Device: PP+TPR+Iron Plating 17*10.5*2.5CM180g 1PCS Finger strengthener: ABS9*7.5*2(CM)65 grams1 Piece Finger separator (extra large): silicone10*5.5*1.5(CM) 13.3 grams1 Piece Grip Ball (Egg): TPE5.8*4.2CM44 grams1 Piece Grip Ring: TPEDiameter 6.8CM47 grams1PCSAvailable in both convex and smooth finishes1PCS Non-woven fabric bag 16*20（CM） 1PCS