Strike Industries "Pit Viper" Alloy ButtstockThe Strike Industries "Pit Viper" Alloy buttstock is a very sought after item and hard to keep in stock. It has a solid alloy construction with a removable shoulder rest which can be swapped out for different colours if necessary. This buttstock is also length adjustable and comes with the buffer tube. This makes it easy to change your blaster from looking standard, to looking aggressive when out on the field.