G36 complete lower body with gearbox

The G36 lower receiver assembly features a fully assembled gearbox engineered for reliable performance in competitive airsoft play. This complete unit integrates precision-machined components with a pre-tuned gearbox, eliminating the need for separate assembly. The lower body houses the trigger mechanism, selector switch, and fire control group, all calibrated for consistent trigger response and smooth cycling. Compatible with standard G36 upper receivers, this assembly delivers the durability and accuracy demanded by experienced operators. Ready to install and field-ready out of the box.