Mechlabs XX-MOD HPA Drop-In Engine akm Replaces the original plastic parts

Replaces the original plastic parts found in the older series

this nub solves a few problem with the normal MWS nub

The pad is 3D printed from TPU with a shore rating of 86A to ensure a balance of reliable and absorbtion

1 x 4UAD Sealant pen

Cool CNC Aluminium mag release from Airtac Customs USA

Mechlabs XX-MOD HPA Drop-In Engine akm Replaces the original plastic partsThe new XMOD engine from Mechlabs is here! Turn your AEG M4 into a modern highspeed HPA marker with this drop in kit. This engine is ready for install into a variety of AEG M4 bodies. The X MOD engine is a fully mechanical HPA engine, that completely replaces the original AEG Gearbox. Featuring both semi auto and full auto, this HPA engine is sure to work for everyone. The triggerpull is amazing and feels like a high end AEG with crisp triggerbreak.