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- For Umarex Glock 17 Gen3 and Gen4 GBBP
- Suitable for Marui G17/18C
G Series Model 19 and 2
- 0 file switch
reliable lock of the bolt carrier group
Hephaestus AK Tritium Front Night Sight Post for GHK / LCT AK Series Clasp - For Umarex Glock 17CNC machined steel construction. Self luminous Tritium insert surrounded by white outline to improve sight pickup and visibility in all light conditions. Drop in replacement for original Front Sight Post. Suitable for AK series with standard Front Sight Base (M6x1mm clockwise thread). NOTE: Tritium is an unstable isotope of hydrogen with a half life of about 10 years, aiming dots will lose half of the brightness for about that period
