B57 | Standard V-Belt, B Type | Mitsuboshi Belting | MISUMI
21/32" V BELT B57 Length 57 in
B57 - Browning Super Grip Classic B Section V Belt | Packard Online
Amazon.com: Megadyne - Jason Industrial V Belt – B57-5L600 – (Pack of 2) – Wrapped V-Belt - 60 Inch Outside Length - 0.66 Inch Top Width – 0.41 Inch Thick : Industrial & Scientific
Gould & Goodrich B57 Leather 1.5" Pants Belt with Hook and Loop Closure