Weld Fit Sprockets & Hubs
Suitable for low to medium volume applications, the weld fit sprockets are manufactured by welding a sprocket plate to a custom hub, allowing for a wide range of bore sizes and tooth counts.
Weld fit sprockets are commonly used in applications where a standard sprocket does not fit the requirements. The welding process allows for a quick turnaround on custom orders.
When selecting a weld fit sprocket, consider the chain pitch, number of teeth, bore size, and hub dimensions needed for your application.
Sprockets come standard with induction hardened teeth for maximum service life.
- 24 Standard Bore sizes to suit 135 sprockets, ready for installation in minutes.
- Welding with low hydrogen electrodes is recommended.
- Keyways conform to BS 46 (imperial) and BS 4235 (metric).

Product Specifications
| vT | WT | XT | |
|---|---|---|---|
| A | 34mm (1-5/16) | 45mm (1-3/4) | 62mm (2-7/16) |
| B | 30mm (1-3/16) | 41mm (1-5/8) | 57mm (2-1/4) |
| C | 12mm (1/2) | 12mm (1/2) | 12mm (1/2) |
| D | 18mm (11/16) | 25mm (15/16) | 25mm (15/16) |

| No. of Teeth | 08BS | BS 10B | BS 12B | BS 16B |
|---|---|---|---|---|
| 1/2" Pitch | 5/8" Pitch | 3/4" Pitch | 1" Pitch | |
| 11 | – | – | 60WT11HT | – |
| 12 | 08V12HT | 50WT12HT | 60WT12HT | 80XT12HT |
| 13 | 08V13HT | 50WT13HT | 60WT13HT | 80XT13HT |
| 14 | 08V14HT | 50WT14HT | 60WT14HT | 80XT14HT |
| 15 | 08V15HT | 50WT15HT | 60XT15HT | 80XT15HT |
| 16 | 08WT16HT | 50WT16HT | 60XT16HT | 80XT16HT |
| 17 | 08WT17HT | 50XT17HT | 60XT17HT | 80XT17HT |
| 18 | 08WT18HT | 50XT18HT | 60XT18HT | 80XT18HT |
| 19 | 08WT19HT | 50XT19HT | 60XT19HT | 80XT19HT |
| 20 | 08XT20HT | 50XT20HT | 60XT20HT | 80XT20HT |
| 21 | 08XT21HT | 50XT21HT | 60XT21HT | 80XT21HT |
| 22 | 08XT22HT | 50XT22HT | 60XT22HT | 80XT22HT |
| 23 | 08XT23HT | 50XT23HT | 60XT23HT | 80XT23HT |
| 24 | 08XT24HT | 50XT24HT | 60XT24HT | 80XT24HT |
| 25 | 08XT25HT | 50XT25HT | 60XT25HT | 80XT25HT |
| 26 | 08XT26HT | 50XT26HT | 60XT26HT | 80XT26HT |
| 27 | 08XT27HT | 50XT27HT | 60XT27HT | 80XT27HT |
| 28 | 08XT28HT | 50XT28HT | 60XT28HT | 80XT28HT |
| 29 | 08XT29HT | 50XT29HT | 60XT29HT | 80XT29HT |
| 30 | 08XT30HT | 50XT30HT | 60XT30HT | 80XT30HT |
| 32 | 08XT32HT | 50XT32HT | 60XT32HT | 80XT32HT |
| 34 | 08XT34HT | 50XT34HT | 60XT34HT | 80XT34HT |
| 36 | 08XT36HT | 50XT36HT | 60XT36HT | 80XT36HT |
| 38 | 08XT38HT | 50XT38HT | 60XT38HT | 80XT38HT |
| 40 | 08XT40HT | 50XT40HT | 60XT40HT | 80XT40HT |
| 45 | 08XT45HT | 50XT45HT | 60XT45HT | 80XT45HT |
| 57 | 08XT57HT | 50XT57HT | 60XT57HT | 80XT57HT |
| 76 | 08XT76HT | 50XT76HT | 60XT76HT | 80XT76HT |
| Bore | |||||
|---|---|---|---|---|---|
| Inch | mm | Inch | mm | Inch | mm |
| 1/2 | 12 | 1/2 | 12 | 1/2 | 12 |
| – | 14 | – | 14 | – | 14 |
| 5/8 | 15 | 5/8 | 15 | 5/8 | 15 |
| – | – | – | 16 | – | 16 |
| 3/4 | – | 3/4 | 17 | 3/4 | 18 |
| – | 19 | – | 18 | – | 19 |
| 7/8 | 20 | 7/8 | 19 | 7/8 | 20 |
| – | – | 1 | 20 | 1 | 24 |
| – | – | – | 24 | – | 25 |
| – | – | 1-1/8 | 25 | 1-1/8 | 28 |
| – | – | – | 28 | – | 30 |
| – | – | 1-1/4 | 30 | 1-1/4 | 32 |
| – | – | – | 32 | – | 35 |
| – | – | – | – | 1-3/8 | 38 |
| – | – | – | – | – | 40 |
| – | – | – | – | 1-1/2 | 42 |
| – | – | – | – | 1-5/8 | 45 |
| – | – | – | – | 1-3/4 | – |
