paper box total 10kg (two 5kg)(纸盒装总10kg（两只5kg）) paper box total 15kg (two 7.5kg)(纸盒装总15kg（两只7.5kg）) paper box total 20kg (two 10kg)(纸盒装总20kg（两只10kg）) paper box total 25kg(12.5*2)(纸盒装总25kg（12.5*2）) paper box total 30kg (two 15kg)(纸盒装总30kg（两只15kg）) plastic box total 15kg (two 7.5kg)(塑盒装总15kg（两只7.5kg）) plastic box total 20kg (two 10kg)(塑盒装总20kg（两只10kg）) plastic box total 25kg (two 12.5kg)(塑盒装总25kg（两只12.5kg）) plastic box total 30kg (two 15kg)(塑盒装总30kg（两只15kg）) after receiving 0 and storing 1, it is preferred. delivery(收0藏1后优先.发货)

carbon steel dumbbell (with small double safety nut)(碳钢哑铃（配小双保险螺母）)