T-N.T. Studio T-Hop Up VFC Retrofit Kit for VFC HK416A5/HK416/M27 Gen 2 GBBR (275mm)
The T-N.T. hop up retrofit kit for the VFC HK416A5, HK416, and M27 Gen 2 GBBR is a premium upgrade over the stock ones found in the out of the box guns listed. The kit ensures better accuracy due to better and finer tuning of the hop up.