3C75SF Sheave three-groove 7.90" OD #140 B-Hub Sprockets This 6903-2RS ball bearing is

This 6903-2RS ball bearing is a high-precision premium quality sealed deep groove 17x30x7 ball bearing made to ABEC 3 precision standards from AXIS

This 160U70 sprocket is a durable

Dimension (E): 78

UCST208 Take-Up Bearing Dimensions

UC205-15 bearing is a normal-duty ball bearing insert made to C3 precision standards and utilizes set screws for securing a 15/16" shaft

3C75SF Sheave three-groove 7.90" OD #140 B-Hub Sprockets This 6903-2RS ball bearing isThis 3C75SF Sheave uses a SF QD bushing, is directly interchangeable with other manufacturers, is 7. 90" in diameter, and is manufactured in accordance with ARPM Standard for safe operation. With C series QD sheaves you can use C, CX cogged, CC double angled, and C banded v belts. What separates this 3C75SF sheave from the others is that it is made using a high strength cast iron, is phosphate coated, painted, and balanced at the factory. Using the