The VLTOR SP-A5 Spring And Buffer Kit is designed for use with the VLTOR A5 system and is only compatible with the VLTOR A5 buffer tube. The kit includes a buffer spring, VLTOR A5H2 (5.3oz) standard weighted buffer, end plate and lock nut. This kit is not for use with a standard carbine buffer tube. Does not include the A5 Buffer Tube.
