M16 M4 Enhanced Hop Up Unit out of stock 4mm thick blade made of Kleur:Everglade 4mm thick blade made of AUS 8 steel is rigged with a reliable cross guard and finished with a Bead Blast technique 5 cm x 33 cm Weight: 400 g Shipping weight: 440 g Guarder is one of the most proven spare parts company in the airsoft community high quality products