Umarex(VFC) G36C Airsoft GBBR PRE-ORDERTHIS IS A PRE ORDER PRODUCT Estimated time of arrival from payment date is 1 2 months. The Hk G36C (C for "Compact") is a compact variant and a further development of the G36K. It has a shorter barrel than the G36K and a four prong open type flash hider or a birdcage type flash hider. The extremely short barrel forced designers to move the gas block closer to the muzzle end and reduce the length of the gas piston operating rod. The handguard and stock