The Invector Plus choke tube system is one of the most popular chokes for early 1990’s to mid 2000’s Browning and Winchester shotguns. These choke tubes can be found in just about every diameter. Most choke manufacturers offer Invector Plus choke tubes for waterfowl and turkey hunting.
Shotguns and chokes that are compatible with Invector Plus will typically have “Invector Plus”, “INV Plus”, or “Invector +” written on them. The Invector Plus choke tubes were first introduced in 1989.
Popular Invector Plus Chokes
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Invector Plus Choke Sizes (12 gauge)
This table lists the common diameters of Invector plus chokes for each choke size.
| Choke Size | Diameter (inch) |
|---|---|
| Cylinder | 0.740 |
| Skeet | 0.735 |
| Improved Skeet | 0.730 |
| Improved Cylinder | 0.725 |
| Light Modified | 0.720 |
| Modified | 0.715 |
| Improved Modified | 0.710 |
| Light Full | 0.705 |
| Full | 0.700 |
| Extra-Full | 0.695 |
| Turkey | 0.690 |
Shotguns that use Invector Plus Chokes
- Winchester SX2
- Winchester SX3
- Winchester SX4
- Winchester SXP
- Winchester Supreme
- Winchester 101
- Browning Maxus
- Browning BPS
- Citori 12 & 20
- Browning Gold Hunter
- Browning Silver
- White Lightning
For more shotguns, please see the choke interchange guide here.
More Browning Choke Types
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Related
- Invector Choke Tubes Explained
- Standard Invector vs Invector Plus Choke Comparison
- Invector Plus vs Invector DS Choke Comparison
- Best Choke Tubes for the Browning A5 Shotgun
- Browning Choke Tube Sizes – Diameter Guide
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Choke Interchange Lookup
Find which choke tube fits your shotgun.
Last update on 2025-09-08 / Affiliate links / Product Images from Amazon Product Advertising API