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50BB17H 1/2

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50BB17H 1/2 PITCH: #50 TEETH: 17 Bore: 1/2 INCH

  • Typically ships in: 1 day
  • Weight: 1.5 lb
  • Contact supplier for technical support on: 323-728-8117

$35.44 Each

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Returnable: See conditions

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Additional Description

Martin idlers are smooth-running and available in oil-impregnated, sintered bronze, extra-duty bearing press-fitted in sprocket and a hardened steel journal case for maximum resistance to wear. Steel sprockets used in Martin idlers are accurately machined (not stamped) the same as sprockets normally supplied for power transmission use. Martin can also alter existing sprockets and install bearings to make custom idlers.
Material Steel Single Strand Tooth Thickness 0.343 in.
Chain Number 50 Hardened Teeth Yes
Chain Pitch 0.625 in. Hub Outside Diameter 2.260 in.
Number of Chain Rows 1 Length thru Bore 0.487 in.
Number of Teeth 17 Hub Recessed For Chain Clearance No
Outside Diameter 3.720 in. Bore Type Bearing
Pitch Diameter 3.401 in.
Storage Dimension Length 4.000 in. Weight 1.50 lbs.
Storage Dimension Width 4.000 in. Individually Packaged Yes
Storage Dimension Height 0.781 in.


Number Of Teeth 17
Outside Dia 3.720"
Material Steel
Pitch 0.625 in.

Return policy

Item must be unused.

Item must be in it's original package.

Restocking, shipping and handling fees may apply to any return with this manufacturer.

For more information please consult


Product's availability

State of California Proposition 65 Product Warning