AAP01 Stainless Steel Housing SP-AGUN-LMWSM-300-TS Includes two hop-up arms for

Includes two hop-up arms for different hop-up buckings

Angry Gun AK Hard Kick gas piston for Marui TM AKX GBB

Includes steel lower build kits (including safety

Enhanced durability and overall performance

AAP01 Stainless Steel Housing SP-AGUN-LMWSM-300-TS Includes two hop-up arms forAAP01 SS Hammer Housing Key Features Fully CNC machined stainless steel construction. Improves and smooths hammer and slide operation, while enhancing durability. Reinforced structure capable of withstanding stronger hammer impact. For the Action Army AAP01 *Note: Please be aware that installation assembly fitting of airsoft gun parts requires intermediate level knowledge; recommended for experienced airsoft technicians or gunsmiths. Consult your