USED Allen Glen Eagle BakTrak Solo Sling Black. Features 1.25" heavy duty webbing a thumb loop and Swivels tested to 300 pounds. Specifications for Allen Glen Eagle BakTrak Solo Sling: Manufacturer: Allen Color: Black Features of Allen Baktrak Rifle Sling Glen Eagle Black 8342 Soft Molded Back Rubber Tread Grip Back 1.25-Inch Heavy Duty Webbing Thumb Loop Swivels Tested to 300 Pounds Package Contents: Allen Baktrak Rifle Sling Glen Eagle Black 8342 The Allen Baktrak Rifle Sling Glen Eagle Black 8342 is a quality addition to the Allen lineup. For more great deals on Slings by Allen please browse our Allen Weapon Accessories page. Allen 8342: Glen Eagle BakTrak Solo Sling Black