MK12 Mod Holland upper for the KWA LM4 PTR. The EVO3 Hopup is the updated design and isn’t available in the US. - One piece upper - Maple Leaf EVO3 Hopup - Maple Leaf Stainless Steel Hopup Housing - Custom Machined 6.08mm / 410mm Inner Barrel - PRI 12.5” Style Rail - Outer Barrel extension to get the barrel length Mod H Correct - Harris style Bipod - Charging Handle - Ops Inc replica Muzzle Brake Buyer pays shipping and fees