※Inner barrel material: bronze & electroplated chemical nickel.​

Support most type sniper rifle, or any inner diameter >10mm outer barrel models.

The HS+ inner barrel is a product that combines the characteristics of H+ and S+ barrels:
●Excellent shock resistance of the H+ inner barrel.
●The micro hump design of the S+ inner barrel.
●Inner diameter : 6.03~6.35mm, Outer diameter : 9.95mm

HS+ Barrel correspond models:

VSR series:
---Standard ver. - 430mm.
---Long ver. - 510mm / 550mm.
---Custom length.

VFC M40A5:
---554mm
---Custom length.

A&K M24(need to modify the barrel's side position grooves):
---520mm.
---Custom length.

CA M24 (Old/New versions):
---520mm.
---Custom length.

ARES AS-01:
---550mm
---Custom length.

S&T M40A3:
---455mm.

​KJ KC02:
---380mm.
---510mm.