1700H025 PIX Classical Timing Belt, 170" (4318mm) Length, 1/4" (6.35mm) Wide, 12.70mm Pitch, 340 Teeth Sealed They fit on a variety

They fit on a variety of lock nuts with outer diameter(s) 120 - 130 mm

Width B: 21

T - Bearing width: 45 mm

Pitch length 1250mm

D - Cup outer diameter: 134

1700H025 PIX Classical Timing Belt, 170" (4318mm) Length, 1/4" (6.35mm) Wide, 12.70mm Pitch, 340 Teeth Sealed They fit on a varietySynchronous belts can best be described as that belt with integrally moulded teeth on its inside which makes positive engagement with axially grooved pulley. Synchronous belt is also known as Timing belts or positive drive belt. Synchronous belt drive is not considered as a substitute or replacement to other modes of belt drives. Its unique feature enables it to use in positive drive resulting in precise movement of drive components. Synchronous belts