AKA Steel Hammer Set for Marui G17 GBB FET The color and finishing is

The color and finishing is spot on

you'd hit it very frequently

Reinforecd Metal Construction (very strong and hard to break)

There's the main body

hand stops

AKA Steel Hammer Set for Marui G17 GBB FET The color and finishing isAKA Steel Hammer Set for Marui G17 GBB Steel Construction Suitable for Tokyo Marui G17 Series Gas Blow Back Rifle Package Include Steel Valve Knocker, Steel Hammer Sear, Steel Hammer with 8mm Bearing, Valve Knocker Spring, Hammer Sear Spring, Hammer Spring SKU AKA 015 MG17 UPC N A Item Weight (gram) 18 Major Color Black Built Material Steel Manufacturer AKA Disclaimer As always, upgrading Airsoft Gun require necessary skill & technique to dissemble