The PTS ZEV Technologies Wedge Locks are now in stock at Land Warrior Airsoft. You can choose amongst three lengths --- 9.5", 12", and 14"... "Land Warrior Airsoft have received a restock of PTS Syndicate airsoft products, along with the new ZEV Wedge Lock rail systems for AR type rifles. The PTS® ZEV 'Wedge Lock' Handguard is a very sleek, modern looking M-LOK compatible handguard that is skeletonized for lightweight without compromising strength.