SDF series 单舌分体锁
·易安装。
·手感特别好。
·可组合使用，亦可单独使用。
·弹簧全部采用进口琴钢线制作，可保证机械使用寿命十万次。
·Easy to install.
·Good experience while locking or unlocking.
·Combination and separation are available.
·Spring is made of wire imported from South Korea. 100,000 cycles are guaranted.
