Paypal $175 shipped and feed for base kit. Here is the kit pricing breakdown along with build services. *Base kit (all groza body parts, hardware, and regular muzzle) $175 *Accessory kit (all parts stated prior plus the muzzle foregrip) $200 *Built by me price (you provide parts) kit price, $100 build fee, plus shipping back to you. This kit uses a Cyma CM.035 base AKS-74U. It uses a modified V3 gearbox shell and any electronic V3 drop in cylinder HPA unit. Here is a video of the build instructions on youtube: https://youtu.be/RH0yvSg3uBI These kits are my new and improved generation 2 units (Better print quality, improved durability, improved fitment, and new accessories). Lead times depend on amount of orders, but usually around 3 weeks to ship. Shipping is done through usps 3 day shipping. Possible questions: * Are AEG versions available? Not at this time, however a version using a AEP gearbox my be eventually made. *Can this work with any other brand or model AK? I cannot guarantee fitment or function with any other brand or model AK *Will this work with a GBB AK? No, however I have had customers buy them to convert them, not impossible. I may try and come up with a dedicated gbb kit in the future. Thank you for your interest! Let me know if you have any further questions!