This is for the guys who likes to run RMSC 100% co-witness and also want to have a backup picatinny rail for their other favorite picatinny style optics (ex. holosun 510c)
You’ll have the options to try out two different type of optic mounts, one that fits perfectly for the usual Holosun K-SERIES or the standard RMSC foot-print and the other is for anyone’s who trying to run the their favorite picatinny rail style red dot/green dot optic (ex. holosun 510c) . A package deal for two style of the MP5, SP5, MP5K AND SP5K RMSC 100% CO-WITNESS AND A PICATINNY RAIL SYSTEM.
*EVERY COMPACT OPTIC MOUNT WILL NOT OBSTRUCT YOUR SLAPS*