If you dig this skeletonised look, then better contact Airsoftjunkiez to get their AirsoftJunkiez Custom HPA TWS Skeletonize airsoft rifle. The base rifle is the King Arms TWS M4 Skeletonized MLOK AEG in Tan and there are other colour options. To complete the package before it gets delivered to you, you'll need to specify the HPA engine of your choice. Also, this comes with a 7.4v Lipo Battery.