External Chokes VEPR-12 & SAIGA-12 – Custom Guns RU

(1 customer review)


Russian external chokes

  • Choke screw onto factory external threading.
  • Comp screws on to choke external threading
  • Time comp with locking nut
  • Choose from 4 different constrictions.

NOTE: Used on our CR-12 builds.  KL-12 uses internal chokes



Custom Guns company presents to your attention the choke for a smooth-bore gun Vepr VPO-205/206 of the  12th caliber with an external thread of the barrel.

 Muzzle narrowing – serves to reduce or increase the size of the shot debris.

 The engineering service of Custom Guns in the design and manufacture of muzzle constrictions achieved perfect alignment of the bore, muzzle nozzle and muzzle brake compensator Ilyin’s DTK ) – all these technological improvements made it possible to achieve the smoothest shotgun circumference when shooting change of muzzle constrictions.
Additionally, it is worth noting the improvement in the stability of the operation of the automatics due to the elongation of the barrel, which is especially important when practicing shooting in the cold season and when shooting with gunpowder with a small amount of gunpowder.
Active use of muzzle narrowing from Custom Guns received in practical shooting, as they give an additional advantage for high-speed aimed shooting at different distances.
For maximum effect, Custom Guns recommends using the whole range of muzzle nozzles for various shooting tasks: sports or hunting.


  • Extended thread for DTK installation.
    • Convenient notch for tightening the muzzle nozzle with your hand.
    • Type of narrowing and type of weapon indicated on the muzzle nozzle.
    • the key size is the same as the key for the DTK GK 03 ++ Custom Guns locknut.



 81 gr


 70 mm




Additional information


Improved Cylinder – 0.25, Modified – 0.5, Improved Mod – 0.75, Full – 1.0

1 review for External Chokes VEPR-12 & SAIGA-12 – Custom Guns RU

  1. CHRIS URSINY (verified owner)

    excellent product for your vepr-12 shotgun, i have the 1.0 full choke and it yields respectable group size at 15-18 yards, avg. group size is about 6-7 inches using winchester aa 1145 fps no. 8 light target load, here is a vid review for proof of my results with this excellent choke: https://youtu.be/XXT7NDYq_TM

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