Fits G17 Gen4 MOS, G19 Gen4MOS, G34 Gen4 MOS , G35 Gen4 MOS, G40 Gen4 MOS, G41 Gen4 MOS, and Springfield OSP. RMR Not Included This kit includes the sealing plate and proper screws needed to mount an RMR® on the Glock® MOS slide and the Springfield® OSP pistol. See "When to use the RMR Sealing Plate" in FAQ. The AC32064 kit includes:

1 - RMR Sealing Plate
2 - RMR Screws (short)
1 - Hex Key

**Note: One must have this kit to mount an RMR on a MOS slide. RMRs ship with two long screws which will NOT work. You will need the two short screws in this kit.