This Roland Cable Card 21p1 325mm BB is the original Roland part (# 23475206).
This Head Cable-Card 21P1 330L BB is suitable for Roland CJ / FJ / FP / SC / SJ / VP printers.
It is 33cm long, 2.2cm wide and has 21 pins.
Note that there are two types of head cables for FP740 printers: this one and part # 1000000961.
