L Type Timing Pulley 10T~19T Bore=6mm~30mm for 13 mm Belt L-BF Timing Pulley por | ago 11, 2026L Type Timing Pulley 10T~19T Bore=6mm~30mm for 13 mm Belt. Model: L- BF. Inner hole: 6mm ~ 30mm. L-BF Timing Pulley. Applicable belt width: 13mm L timing belt. Tooth Outer Dia. Rib out Dia.: 34 mm ~ 62 mm.