0.5_inch_sprocketWe are always happy to help sort out gear ratios for our customers, just e-mail or ring us up for any help.

We offer a boring/reaming service which starts at 6.50, please contact for individual price.

We can also put grub screws in with prices starting from 5.00, please contact for individual price.

Due to the large amount of options we bring all sprockets in to order


 Teeth  Price  O/dia*  Teeth  Price  O/dia*
 8  3.44  23  7.34
 9  3.53  24  7.73
 10  3.72  25  8.12
 11  3.92  26  8.69
 12  4.12  27  9.37
 13  4.35  28  10.24
 14  4.50  29  11.20
 15  4.63  30  11.79
 16  4.83  33  14.10
 17  5.31  34  14.69
 18  5.80  35  15.36
 19  6.19  36  15.94
 20  6.31  38  17.58
 21  6.67  40  17.80
 22  7.05  45  23.58
These are the most common sizes for the 1/2" x 5/16" sprockets, we should be able to get any size between 10T and 40T and upwards.
*O/dia is in mm with the chain around the sprocket.
All pilot bored.
All simplex with boss.
We can get duplex, triplex and plate wheels.

Chain 10.35per 1 M
Chain is sold in 1/2M lengths, minimum length of 1/2M maximum continuous length of 5M

Con link 1.84

1/2 Con link 3.00

All prices include 20% VAT



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