TTI - INFINITY TDC Hop Unit for Marui Spec Gen3 Glock - Black Nozzle Multiple rear shims to fit

Multiple rear shims to fit a variety of magazines

Maple Leaf designed a barrel where the end is wider compared to the rest of the barrel

AirTac T1P CNC Angled HPA Adapter

or buttons

TTI - INFINITY TDC Hop Unit for Marui Spec Gen3 Glock - Black Nozzle Multiple rear shims to fitTTI Infinity TDC Hop Unit for Marui Spec Gen3 Glock The TTI Infinity TDC Hop Unit for Marui Spec Gen3 Glock is a one piece, full CNC machined hop up chamber that upgrades the original factory unit. Its TDC (Top Dead Centre) design applies hop pressure straight down the centre of the BB for more consistent backspin and a flatter, more accurate trajectory. Machined from a single solid billet, it removes the flex and wear of the stock plastic chamber so