Tiberius Arms Back-Up Flip Up Front Sight Magfed Loaders plus includes adapters for TM-7

plus includes adapters for TM-7 and TM-15 markers

but features a more flexible bottom

Volume Chamber End Plug for the A1 and A1 Fly

jam-proof feeding system and a tool-less design that can be taken apart and reassembled in seconds

Tiberius Arms Back-Up Flip Up Front Sight Magfed Loaders plus includes adapters for TM-7The Tiberius Arms EXO Back Up sights are quality, lightweight composite mechanical options for your weapon system. EXO Back Up Sights feature a push button design that allows you to easily fold down or pop up for use. The rear EXO sight features an adjustable appenture for zeroing and standard glow in the dark fold down sight markings. Mounts to any picatinny style rail.