Product code: Magpul mbus store
Magpul MBUS. Brand new, never used. Comes with sight adjustment tool, and the store Allen wrench for attaching to rail. They flip up at press of the button. Here's an Amazon link. https://www.amazon.com/gp/aw/d/B06XKTQVG5/ref=sspa_mw_detail_1?ie=UTF8&psc=1&smid=A2HQFQ7N4D3TB&sp_csd=d2lkZ2V0TmFtZT1zcF9waG9uZV9kZXRhaWwp13NParams.
Magpul MBUS. Brand new, never used. Comes with sight adjustment tool, and the store Allen wrench for attaching to rail. They flip up at press of the button. Here's an Amazon link. https://www.amazon.com/gp/aw/d/B06XKTQVG5/ref=sspa_mw_detail_1?ie=UTF8&psc=1&smid=A2HQFQ7N4D3TB&sp_csd=d2lkZ2V0TmFtZT1zcF9waG9uZV9kZXRhaWwp13NParams.