Product DescriptionGet consistent, reliable patterns from your Winchester shotgun with the Signature Series Invector-Plus Extended Choke Tube. Built from durable 17-4 stainless steel, this 12-gauge Full constriction tube uses Winchester&&';;s proven Invector-Plus system to work hand-in-hand with back-bored barrels for uniform densities and fewer flyers. Ideal for longer shots, it offers a constriction of 0.035 and is recommended for use with lead shot at 40+ yards.Product Highlights Signature Series Invector-Plus design for consistent, uniform shot patterns Full constriction (0.035) optimized for longer-range lead-shot performance Precision-machined 17-4 stainless steel for strength and corrosion resistance Extended, non-ported profile for easy installation and removal Fits select Winchester 12-gauge models including 101, Supreme, Select, SX2, SX3 and SXP Specs Gauge: 12 Gauge Constriction Type: Full Constriction: 0.035 in Choke System: Invector-Plus Type: Extended (non-ported) Material: 17-4 Stainless Steel Shot Type Compatibility: Lead only Recommended Range: 40+ yards Included: One choke tube Weight: 3.20 oz Firearm Fit: Winchester 101, Supreme, Select, SX2, SX3, SXP UPC: 048702178719 MPN: 6130713 Brand: Winchester Guns Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product&&';;s manufacturer.