New product, the Hadron Airsoft Designs H plate, designed to fit under the hop arm of the Mk23. ASG, STTI, and TM. Works best with the TDC V2.
The H plate increases the pressure on the hop rubber, using a custom designed concave pattern on the underside. The H plate sits in a self centralised position. Check the build guide sections for fitting instructions. ( Mk23 Hop Arm NOT INCLUDED )
Best suited to an OPEN windowed barrel.