Bearing Type: Ball Bearing
Face Width - Millimeter: 31.496
Face Width - Inch: 1.24
Inch - Metric: Metric
Material: Nickel Plated Steel

Outside Diameter - Inch: 0
Belt Pitch: 8 Millimeter
Flanges: No
Other Features: Poly Chain GT | 3/4"-16 Thread Size
Belt Width - Millimeter: 21

Bearing Type: Ball Bearing
Face Width - Millimeter: 21.59
Face Width - Inch: 0.85
Inch - Metric: Metric
Material: Nickel Plated Steel

Outside Diameter - Inch: 0
Belt Pitch: 8 Millimeter
Flanges: No
Other Features: Poly Chain GT | 3/4"-16 Thread Size
Belt Width - Millimeter: 12