Samson Manufacturing Corp., Quick Release Mount for Trijicon MRO, Black 6061-T6 Aluminum Quick release mechanism Samson Quick Release technology integrated into the most rugged and reliable Trijicon mounts on the market. The QR base aligns your Trijicon MRO at 1.53" above the Picatinny rail and gives operators and shooters the quick release adaptability they require. The height of the base aligns perfect with the Samson 3X magnifier and other magnifier and night vision mounts. Samson's QR mounts have been return-to-zero tested on the Samson range.