This Billman™ Extended "Mobil" choke-set (5 Black chokes, no ports) for caliber 20 Ga. allows fine tuning of the shotgun performance in detail. In combination with the right ammunition, it provides optimization of performance. The constriction range is suitable for FITASC, clay-sport, Skeet and hunting. If unsure, please send us a picture of your old chokes

This is a 5 pc. choke set. Will not be broken up for customers wanting a single choke. It fits all 20 Ga. shotguns made for the Beretta "Mobil" system (about 30 different makers and brands use that choke-system). It does not fit any other caliber or choke-system. If you are unsure if its fits your shotgun, please send us a (sharp) pictures of your old chokes.

This Billman choke set is open for counter offers.

Picture from the actual batch (300 sets was made):
Note the slightly darker hue on the C -choke tube

 Billman Arsenal Mobil caliber 20 choke

Side by side friendliness
  • The current batch, features a 0.774" / 19.65mm head. This means that on such shotguns as a Beretta Silver Pigeon (thin barrel), the choke’s knurling / texture will come into contact with the other choke. However, it will still function properly.
  1. Fits Mobil choke 20 Gauge choke Systems (about 30 other shotgun models and almost all Turkish made shotguns use the Mobil system from Beretta/Benelli). But it will not fit shotguns made for such models as Optima, Optima HP, Optima Plus to mention a few.
  2. Constriction: Cylinder to FULL available
  3. Made from heat-treated ordnance 4140 steel with a corrosion protection.
  4. Lifetime Warranty (limitations apply),
  5. Barrel/Bore: 20 Ga,
  6. Barrel muzzle/end screw in,
  7. Ports: No,
  8. Choke end: socket with color rings.
  9. Choke key: yeas,
  10. Extended: yeas,
  11. Color: Black steel,
Constrictions/inner calibre in inch diameter:
  1. C Cylinder .623
  2. IC Improved Cylinder .615
  3. M Modified .610
  4. IM Improved Modified .605
  5. F Full / .600
Constriction numbers are nominal. Usually chokes come .003-.005" smaller than listed and expands the first 25 shots towards the given constriction.
 
These chokes have a conical-parallel design to be suitable for steel shoots.
conical parallet choke
Common question about steel shots/pellets.
 
The chokes are rated for steel shots (limitation apply). Make sure your shotgun is rated for steel shoots.
 
cal 20 black mobil choke
 
TAX:  
We pay tax for US. and EU customers and ship with low value to Canada and other countries.
 
Shipping:  
We ship via FedEx with tracking.  
We combine shipping.
 
Payment:  
We accept PayPal as payment.
 
Contact:  
Email: please use the eBay CONTACT SELLER link. We answer all questions within one business day.