TTI - INFINITY TDC Hop Unit for Marui Spec Gen3 Glock - Black Tracer Unit ⠂ Bronze Nozzle Valve Spring

⠂ Bronze Nozzle Valve Spring - A softer spring designed specifically for Green Gas users

For TM Hi-Capa & 1911

04 Crazy Jet Inner Barrel for GBB Pistol G19/G23/PPQ/M84

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TTI - INFINITY TDC Hop Unit for Marui Spec Gen3 Glock - Black Tracer Unit ⠂ Bronze Nozzle Valve SpringTTI 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