This clean build uses the G&P Geissele super duty receiver and the MK8 SMR handguard which is a lightweight yet highly modular handguard. The SMR is a free float rail that features loads of room for all your attachments.
-MK8 SMR 13"MLOK Handguard
-Standard LDX Gearbox
-Average 330-350 FPS
-Warintrest Nylon Mag
I've been in a few times now for a few different products and I can safely say this is the best place to go. Their pricing is amazing, and generally they supply half the cool stuff you won't find in other stores anyway. Their staff are great, especially their tech Lachlan, and will come up with all sorts of options/solutions for what you want. It's definitely worth the drive to have a look in store