Cumbria's Fishing Tackle and Air Gun Specialists    

01228 531542      

Est. 1944

Airgun Power Calculator -

Use the calculator below to work out your air gun's foot-pound power.

Just input your pellet weight and muzzle velocity (ft/sec).

The Law:

The legal muzzle-energy limit for air rifles is and for pistols, You do not require any form of licence for sub legal-limit airguns in England or Wales. For rifles producing more than, a Firearms Certificate (FAC) is required. Air pistols that produce more than are prohibited.

Chronographing service:

Using our professional chronograph, we can provide you with a set of accurate (99.5%) fps results and an overall average ft/lb for any airgun. We ensure we have sufficient light levels to give you incredibly accurate results. If you feel your airgun is not performing as it should, feel free to pop in store and we can chronogrpah your rifle for a VAT inclusive charge of £10.00.

Please allow us up to 72 hours as the process can be weather dependant. We rely on sufficient light levels and good weather to obtain our figures.