Winchester, Supreme Sporting Over/Under Shotgun All Hunting Rifles >>> Hunting Rifles by Winchester More details and ordering info. A true competition over/under from Winchester. The Supreme Sporting's low-profile receiver, with dual, between-the-barrel lockup, is the foundation to its top performance. Stock dimensions put you on target quickly and consistently. Back-bored barrels and Invector-Plus chokes offer superior patterning. It's the right design. The right dimensions. The right shotgun for serious sporting clays competitors. All the right ergonomics for a top sporting gun ... plus a beautifully understated engraving style, sharply checkered walnut stock, an adjustable trigger and the durability to go through the thousands of practice rounds needed to stay competitive. The adjustable trigger shoe system lets you customize length of pull. Choose from 28' or 30' barrel models, both with 2 3/4' chambers and ported barrels. Barrels are back-bored and utilize the Invector-Plus? choke system. User input on Supreme Sporting Over/Under Shotgun by Winchester: Be the first to submit input on this product Submit Input: Your Name: Write or Paste Input here: Upload picture:      Review Guidelines