AK144H Cast Iron Classical Pulley Sheave OD : 14.5" for V-belt 4L or A, 3L Belt, 1 GrooveAK144H Cast Iron Pulley for V belt size 3L, 4L OD 14" ~ 14. 50" Single Groove Pulley AK144H Outside diameter: 14" ~ 14. 5" inch Length through bore: 1. 1563" inch Belt section size: 3L, 4L , A, AX Material : Cast Iron Belt Top Width: 1 2" One pulley A Section Groove 1 Outside Dia. 14" Bushing H AK H bushing V Belt sheaves ( pulleys ) is an excellent choice for inch and metric shafts AK Sheaves are accurately machined from fine grained cast iron,