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A. 左右内外可调，带天地杆挂钩，多点锁定，安全倍增
Can be adjusted left and right, inside and outside with Heaven and earth rod and
Many lock point to provide more safety.
B. 精铸SUS304不锈钢斜舌，抗磨性能好，内置热轧弹簧，抗疲劳强度高
SUS304 non-rusty steel as assist lock, provide great durable, spring inside provide more strongness.
C. 精铸SUS304不锈钢主舌，坚固粗大，硬度高，更具备防撬、防暴力撞击
SUS304 non-rusty as main lock, which is high strong and hard, provide more safety when get broke and damage.
D. SUS304不锈钢冲裁的衬板和面板，衬板厚度为2.5mm，精抛拉丝，一生不锈
SUS304 non-rusty boards with thickness 2.5mm, provide no-rusty for whole life.
E. 精铸SUS304不锈钢主舌，室内反锁，室外用钥匙无法开启门锁
If the SUS304 non-rusty main lock is locked inside, you cann’t open from out door by key.
