The DNA XM177E2. Mod 629 GBB Rifle is now in stock at the Bang Bang Big Boys Store in Hong Kong... "This hard-kicking GBB rifle is a faithful replication of the Real Steel XM177 E2 with aluminum stock and with a beautifully replicated flash hider. It has Lovely metal clinking sound when you are extending the stock. It has classic mod629 furnitures and has a muzzle velocit of approxomately 400FPS which us adjustable.