The Sylvan Arms Flared Magwell allows no-look, faster loading of magazines. With integral trigger guard, and wider flare than competing products, the Sylvan Arms Flared Magwell outperforms any other magwell available on the market today. FeaturesSleek Design with super wide mouth diameter allows for faster magazine reloadingSolid yet lightweightLow light magazine changesDesigned to fit a variety of platformsEasy installation in less than 15 minutesWorks with Most AR15 Lowers with Removable Trigger guardsDoes NOT work with drum magsDoes NOT work with Gen 3 Magpul PMAGs