On sale right now is the Halo Series AR-15 Handstop from Tyrant Designs with Red, Black, Blue, and Grey versions which started shipping last 24 July... "Introducing our AR-15 handstop, the HALO Series HandStop! It is the first and only direct MLOK and KeyMod compatible AR handstop. We utilized our MLOK/KeyMod technology seen on all of our foregrips to allow the operator the ability to use the HandStop on both platforms for a true two in one product. Our AR HandStop has been designed and tested for a lightweight and multifacited usability. It is extremely comfortable and can be used to improve your target acquisition. Use it as a forward stop to help keep your hand away from hot muzzle devices. It also doubles as a great barricade stop. Best of all its overall small dimension will help make your AR-15 rifle more compact, less susceptible to snagging and keep that all important weight down on a lightweight build!"