Finished Bore

12.75" x 1" B Single Groove Fixed Bore Sheave BK130-1

Masterdrive was started in 1998 with a limited line of sheaves, out of a small warehouse in Wisconsin USA. Today Masterdrive is proud to service the power transmission industry in North, Central and South America with a full line of power transmission...

11.75" x 3/4" B Single Groove Fixed Bore Sheave BK120-3/4

Masterdrive was started in 1998 with a limited line of sheaves, out of a small warehouse in Wisconsin USA. Today Masterdrive is proud to service the power transmission industry in North, Central and South America with a full line of power transmission...

11.75" x 1-7/16" B Single Groove Fixed Bore Sheave BK120-1-7/16

Masterdrive was started in 1998 with a limited line of sheaves, out of a small warehouse in Wisconsin USA. Today Masterdrive is proud to service the power transmission industry in North, Central and South America with a full line of power transmission...

11.75" x 1-3/16" B Single Groove Fixed Bore Sheave BK120-1-3/16

Masterdrive was started in 1998 with a limited line of sheaves, out of a small warehouse in Wisconsin USA. Today Masterdrive is proud to service the power transmission industry in North, Central and South America with a full line of power transmission...

11.75" x 1" B Single Groove Fixed Bore Sheave BK120-1

Masterdrive was started in 1998 with a limited line of sheaves, out of a small warehouse in Wisconsin USA. Today Masterdrive is proud to service the power transmission industry in North, Central and South America with a full line of power transmission...

11.25" x 1-7/16" B Single Groove Fixed Bore Sheave BK115-1-7/16

Masterdrive was started in 1998 with a limited line of sheaves, out of a small warehouse in Wisconsin USA. Today Masterdrive is proud to service the power transmission industry in North, Central and South America with a full line of power transmission...

11.25" x 1" B Single Groove Fixed Bore Sheave BK115-1

Masterdrive was started in 1998 with a limited line of sheaves, out of a small warehouse in Wisconsin USA. Today Masterdrive is proud to service the power transmission industry in North, Central and South America with a full line of power transmission...

10.75" x 3/4" B Single Groove Fixed Bore Sheave BK110-3/4

Masterdrive was started in 1998 with a limited line of sheaves, out of a small warehouse in Wisconsin USA. Today Masterdrive is proud to service the power transmission industry in North, Central and South America with a full line of power transmission...

10.75" x 1-7/16" B Single Groove Fixed Bore Sheave BK110-1-7/16

Masterdrive was started in 1998 with a limited line of sheaves, out of a small warehouse in Wisconsin USA. Today Masterdrive is proud to service the power transmission industry in North, Central and South America with a full line of power transmission...

10.75" x 1-3/8" B Single Groove Fixed Bore Sheave BK110-1-3/8

Masterdrive was started in 1998 with a limited line of sheaves, out of a small warehouse in Wisconsin USA. Today Masterdrive is proud to service the power transmission industry in North, Central and South America with a full line of power transmission...

10.75" x 1-3/16" B Single Groove Fixed Bore Sheave BK110-1-3/16

Masterdrive was started in 1998 with a limited line of sheaves, out of a small warehouse in Wisconsin USA. Today Masterdrive is proud to service the power transmission industry in North, Central and South America with a full line of power transmission...

10.75" x 1-1/8" B Single Groove Fixed Bore Sheave BK110-1-1/8

Masterdrive was started in 1998 with a limited line of sheaves, out of a small warehouse in Wisconsin USA. Today Masterdrive is proud to service the power transmission industry in North, Central and South America with a full line of power transmission...