Buy UK Legal Long Barreled pistols and revolvers from DAI Leisure. UK Section 1 Legal Long barreled pistols and revolvers. Due to current UK laws you have to hold a valid UK Firearms Certificate to own ANY long barreled revolvers in the UK. This includes semi-automatic long barreled pistols chambered in .22LR. Manufacturers of Long Barreled Pistols include GSG and Chiappa.