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Brand: Wych BearingsStandard: British StandardChain Pitch: 12.700mm (1/2")Type: SimplexBore Type: Pilot BoreNo. of Teeth: 13Chain Reference: 08B-1
4SR13 Sprocket - Pilot Bore 1/2" Pitch Simplex 13 Teeth
Pilot Bore Sprockets are supplied with a small pilot bore ready for you to machine to suit your requirements. Produced from either C45 steel or GG22 close grain cast iron dependent upon the sprocket style and design.
4SR13 dimension chart - all dimensions in mm unless indicated.
sprocket used to repair transfer sprocket on 1960's Pattison Spiker Bored out to 1 1/4 inch new oilite bush fitted works a treat. Fast service and delivery, many thanks,I have no complaints..
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We had need for a chain drive to replace a very old version. This is very strongly made, and solid with enough boss material to bore out to fit an old imperial measure shaft
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