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12G Impact

The Original & Still The Best Tungsten Matrix

Impact – The 12G Tungsten Matrix load is the only true non toxic alternative to Lead. This is a high performance wildfowling load, available with a plastic wad or with Gamebore’s exclusive Fibre Shot Cup.

- Non-toxic Tungsten Matrix shot
- Only true alternative to Lead
- High performance wildfowling load
- Available with Gamebore’s exclusive Fibre Shot Cup
- 10.8 Density
- Safe in old English Guns (check case & chamber length)
- No Choke restrictions


All cartridges should be stored at room temperature in a dry location. Adverse temperatures may affect performance. Do not expose to extreme temperatures.

Technical performance

Velocity x Distance

The following graph shows the relationship between Velocity (MPS) and Distance (M) for the shot selected from the table below.

Cartridge Load gms Shot Size WAD Length mm Muzzle Velocity FPS Velocity MPS V1
12G Impact 32 5 Fibre Shot Cup 20/70 1400 405
12G Impact 36 1 Plastic 20/70 1400 405

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