RETAY GPS XL 12 GA PUMP SHOTGUN 3.5 28 REALTREE MAX-7 The GPS-XL offers rock-solid performance and durability from Retay's exclusive floating-forearm technology, a dual slide rail, dual latch action that allows for ultra-fast cycling for quick follow-up shots when you need them. The GPS line offers first-in-its-class features like, fully drilled barrels with elongated forcing cones for improved pattern density, interchangeable chokes, dovetail optics mount, and Retay's 5-year Limited Warranty. C-M-F choke tubes are included.