On Parabats recomendation I bought one of these barrels for my initial prod tiger and 2 or 3 things
1 fantastic value £7.50 with etch brass muzzle brake and exquisite barrel
2 no intructions but 1 e-mail to rb and 2 jpegs sent back within the hour fantastic service if you haven't seen these guys products yet go over have a look and buy
Darren