According to CZ Standard
TRADE MARK CZ | PITCH | INSIDE WIDTH | ROLLER DIAMETER | TRANSVER. PITCH | PIN DIAMETER | PIN LENGTH | PIN EXTENSION | INNER PLATE WIDTH | | | p | b1(min) | d1(max) | d2(max) | P1(max) | L(max) | L1(max) | h2(max) | | mm | mm | mm | mm | mm | mm | mm | mm | | 12 A-3 | 19,05 | 12,70 | 11,91 | 22,78 | 5,94 | 84,60 | 14,30 | 17,70 | | Position of extended pins in chain is possible to produce according to customer’s request. | |