A quick overview from Laylax on the Picatinny Rear Stock Base for Tokyo Marui GBB MP7A1 under the First Factory brand with versions available for the AEG version as well... "Customize the stock of your Tokyo Marui MP7 A1 gas blowback machine gun! Learn how to install LayLax's new Picatinny Rear Stock Base, which allows you to mount a rail-compatible stock."

What if installing a stock is as easy as mounting one on a Picatinny rail? That's what you can do with the Nineball Picatinny Rear Stock Base For Tokyo Marui MP7 from Laylax... "Simple installation for increased customizability, the picatinny stock base allows for endless stock options. Pair the integrated QD sling swivel mount with a sling for a stockless option, or attached any variety of buffer tubes, folding rail stocks, or other stocks with ease.

Another howto video from Laylax showing how to install the First Factory Picatinny Rear Stock Base for Tokyo Marui AEG MP5K... "Made for the Tokyo Marui MP5K AEG series of SMG for an variety of customization options. The picatinny stock base provides a 20mm mount space for 1913 type stocks and is the perfect match for our 20mm picatinny buffer tube for use with M4 stocks.