The BT-4 Spring Kit inlcudes 5 color coded springs, ranging from ultra light to hard, so you can find the one that is just right for your setup.
This will work in all the BT-4 guns, as well as the Tippmann 98 Custom and A-5 paintball guns.
The BT-4 Spring Kit inlcudes 5 color coded springs, ranging from ultra light to hard, so you can find the one that is just right for your setup.
This will work in all the BT-4 guns, as well as the Tippmann 98 Custom and A-5 paintball guns.