How about that? Using rails for quick attach and detach rear stock base. Laylax just announced that they are now taking pre-orders for the First Factory MP5 Picatinny Rear Stock Base Set and Ryan explains more... "Hey again LayLax fans, Rai here with another news update on what’s cooking in the LayLax labs.

Laylax are now taking pre-orders for their new M4 Stock Base For the Krytac KRISS Vector. Ryan of Laylax tells more... "LayLax is proud to present our new series of Krytac Kriss Vector parts, starting with the new stock base sets. Our new Vector M4 Stock Base and buffer tube set expands your Vector’s customizability tremendously by allowing you to attach your favorite M4 stock.

Get to change the stock of the Tokyo Marui SCAR-L/H NGRS with this First Factory Stock TM SCAR Base Set from Laylax... "Stock base set for mounting M4 stock on the next generation electric gun SCAR series. By eliminating the folding function, it can be firmly fixed, and various M4 stocks can be attached.

A QD swivel mount is installed directly under the stock pipe to support various sling works.

Laylax announce the new First Factory G3 Stock Base NEO. Made for the Tokyo Marui H&K G3 AEG Series, this allows you to install stocks made for the M4 series that fit the standard Tokyo Marui M4 AEGs. There are two options to choose from: the first one being the First Factory G3 Stock Base NEO; and the second one being the First Factory G3 Stock Base NEO With Stock Pipe. This will fit the following:

MadBull Airsoft's latest Youtube video on these products... "Use high performance stock-fit LiPO tubes to power up your AEG. Mad Bull Licensed ACE Buffer Tube model M4-7 and PWS are fully licensed. This incredible new design allows for easy storage for your lipoly battery. No longer do you need to use a battery box, battery pouch, or any other style external battery option.