Ruland in Marlborough, MA, US (United States)

Ruland Manufactures Carefully Made Shaft Collars and Couplings English | Deutsch | since 1937 Shaft Collars Shaft Collar in Shell grey block TCL - Threaded Shaft Collar Threaded One-Piece Clamp Shaft Collar Does not mar the shaft Acme, Left-hand and metric threads available Single point faced Width 

Ruland Manufactures Carefully Made Shaft Collars and Couplings English | Deutsch | since 1937 Shaft Collars Shaft Collar in Shell grey block MTCL - Metric Threaded Shaft Collar Threaded One-Piece Clamp Shaft Collar Does not mar the shaft Single point faced Width tolerance: +.08mm25mm Click part 

RULAND English | Deutsch | since 1937 Shaft Collars collar in shell grey block One-Piece Clamp Style Shaft Collars Stainless Steel 1pc Clamp Shaft Collar CL Shaft Collar Series: Inch Measurements MCL Shaft Collar Series: Metric Measurements One-Piece Clamp Shaft Collars Two-Piece Clamp Shaft 

Ruland shaft collars are offered in multiple styles to fit shafts ranging from 1/8" to 6" in the inch series and 3mm to 80mm in the metric series, in a variety of materials and finishes. Collars are stamped with the Ruland name and the bore size for easy identification. 

English | Deutsch | Shaft Collars Double Wide Shaft Collars One-Piece Double Wide Shaft Collars: One-Piece Double Wide Clamp Collar WCL Double Wide Shaft Collar Series: Inch Measurement MWCL Double Wide Shaft Collar Series: Metric Measurement Two-Piece Double Wide Shaft Collars: Two-Piece Double