名称：YC-02107 2件套球头拉马
编号：YC-02107
详细说明：
Description:
A YC-02106 (jaw spread 20mm; fix screw rod length 47mm x Diameter 14mm) ;
B YC-02054 (jaw spread 20mm & throat depth 20mm ;screw rod length 72mm with hex nut 18mm ;diameter of screw rod 12mm)
material : 45# cabon steel
surface: chrome plated | 
