a. 1-1/2in (38mm) wide red anodized aluminum body, 1/4in (6mm) diameter chrome plated, boron alloy shackle with 1-1/2in (38mm) clearance
b. Key retaining feature: When the shackle is open, the keys can not be removed.
c. Shackle length: 1 in. (25mm), 1.5 in. (38mm), and 3 in. (76mm)
d.Colors available in: red, yellow, green, blue, purple, black, siver, orange, etc.
e. Key system:
KA- keyed alike: all padlocks in the same group can be opened by the same key.
KD-keyed differ: all padlocks has a unique key which is different with other padlocks.
MK: all padlocks has a unique key which is different with other padlocks, and there is a master key to override all padlocks.
GMK: There’s different groups of master keyed, and a grand master key to open all the padlocks.