Description
REC ARMS® BER/BEN Optima HP Extended Choke Tube 5 Pack Set for Hunting and Target Shooting
| Calibre | 12 Gauge |
| Muzzle Thread | Beretta / Benelli Mobil |
| Choke Tube System | Extended Optima / Optima Plus |
| Overall Length | 105 mm |
| Extended part Length | 54 mm |
| Material | AISI 4140 Steel (42CrMo4) |
| Hardness | 33 – 36 HRC |
| Finishing | Oxide Black / Chrome White |
| Marking | Coloured Rings and Diameter indication |
| Additional Features | Angle Ported |
| CHOKE TYPE | CONSTRICTION | CHOKE DIAMETER |
| Cylinder (CYL) | .000 | .730 |
| Skeet I (SK1) | .005 | .725 |
| Improved Cylinder (IC) | .010 | .720 |
| Light Modified (LM) | .015 | .715 |
| Light Full (LF) | .030 | .700 |
| CHOKE TYPE | CONSTRICTION | CHOKE DIAMETER |
| Cylinder (CYL) | .003 | .727 |
| Improved Cylinder (IC) | .008 | .722 |
| Skeet II (SK2) | .013 | .717 |
| Full (F) | .035 | .695 |
| Extra Full (XF) | .038 | .692 |
