SB-04A(0.5~1.5kg)

SB-04B(1.5~3.0kg)

SB-04C(3.0~5.0kg)

SB-04C(5.0~7.0kg)

SB-04F(5.0~9.0kg)

SB-04G(9.0~15.0kg)

SB-04H(15.0~22.0kg)

SB-04I(22.0~30kg)

Heavy Duty Spring Balancer