Sheaves

Aluminum Variable Speed Sheave 3-1/4 x 3/4" 55492

Single groove aluminum adjustable sheave for 4L - "A" (1/2") & 5L - "B" (21/32") type V-beltsOpening/closing the pulley increases/decreases the speed at which the belt rotatesLight duty applications only*, use cast iron or steel sheaves for harsher...

Aluminum Variable Speed Sheave 3-1/4 x 5/8" 55491

Single groove aluminum adjustable sheave for 4L - "A" (1/2") & 5L - "B" (21/32") type V-beltsOpening/closing the pulley increases/decreases the speed at which the belt rotatesLight duty applications only*, use cast iron or steel sheaves for harsher...

Aluminum Variable Speed Sheave 3-1/4 x 1/2" 55490

Single groove aluminum adjustable sheave for 4L - "A" (1/2") & 5L - "B" (21/32") type V-beltsOpening/closing the pulley increases/decreases the speed at which the belt rotatesLight duty applications only*, use cast iron or steel sheaves for harsher...

Aluminum Die Cast Sheave 8 x 3/4" 55434

Single groove aluminum sheave for 3L (3/8"), 4L - "A" type (1/2") V-beltsSupplied with 5/16 x 1/2" UNC set screwLight duty applications only*, use cast iron or steel sheaves for harsher environment applications Dynaline Catalog 

Aluminum Die Cast Sheave 8 x 5/8" 55433

Single groove aluminum sheave for 3L (3/8"), 4L - "A" type (1/2") V-beltsSupplied with 5/16 x 1/2" UNC set screwLight duty applications only*, use cast iron or steel sheaves for harsher environment applications Dynaline Catalog 

Aluminum Die Cast Sheave 7 x 3/4" 55431

Single groove aluminum sheave for 3L (3/8"), 4L - "A" type (1/2") V-beltsSupplied with 5/16 x 1/2" UNC set screwLight duty applications only*, use cast iron or steel sheaves for harsher environment applications Dynaline Catalog 

Aluminum Die Cast Sheave 7 x 5/8" 55430

Single groove aluminum sheave for 3L (3/8"), 4L - "A" type (1/2") V-beltsSupplied with 5/16 x 1/2" UNC set screwLight duty applications only*, use cast iron or steel sheaves for harsher environment applications Dynaline Catalog 

Aluminum Die Cast Sheave 7 x 1/2" 55429

Single groove aluminum sheave for 3L (3/8"), 4L - "A" type (1/2") V-beltsSupplied with 5/16 x 1/2" UNC set screwLight duty applications only*, use cast iron or steel sheaves for harsher environment applications Dynaline Catalog 

Aluminum Die Cast Sheave 6 x 3/4" 55428

Single groove aluminum sheave for 3L (3/8"), 4L - "A" type (1/2") V-beltsSupplied with 5/16 x 1/2" UNC set screwLight duty applications only*, use cast iron or steel sheaves for harsher environment applications Dynaline Catalog 

Aluminum Die Cast Sheave 6 x 5/8" 55427

Single groove aluminum sheave for 3L (3/8"), 4L - "A" type (1/2") V-beltsSupplied with 5/16 x 1/2" UNC set screwLight duty applications only*, use cast iron or steel sheaves for harsher environment applications Dynaline Catalog 

Aluminum Die Cast Sheave 6 x 1/2" 55426

Single groove aluminum sheave for 3L (3/8"), 4L - "A" type (1/2") V-beltsSupplied with 5/16 x 1/2" UNC set screwLight duty applications only*, use cast iron or steel sheaves for harsher environment applications Dynaline Catalog 

Aluminum Die Cast Sheave 5 x 3/4" 55425

Single groove aluminum sheave for 3L (3/8"), 4L - "A" type (1/2") V-beltsSupplied with 5/16 x 1/2" UNC set screwLight duty applications only*, use cast iron or steel sheaves for harsher environment applications Dynaline Catalog