TTI - INFINITY TDC Hop Unit for Umarex / GHK G17 Gen5 MOS - Black HK Army 14mm ccw threaded with a

14mm ccw threaded with a thread protector

1 GBB Pistol

Fully Serviceable

· AAP-01 HPA M4 Magazine Adapter with rubber ring *1

this nozzle is your ultimate airsoft companion

TTI - INFINITY TDC Hop Unit for Umarex / GHK G17 Gen5 MOS - Black HK Army 14mm ccw threaded with aTTI Infinity TDC Hop Unit for Umarex GHK G17 Gen5 MOS The TTI Infinity TDC Hop Unit for Umarex GHK G17 Gen5 MOS is a one piece, full CNC machined hop up chamber designed to replace the fragile factory unit. Its TDC (Top Dead Centre) adjustment system applies hop pressure straight down the centre of the BB for more consistent backspin and a flatter, more accurate trajectory. Machined as a single solid piece, it removes the flex and wear points of the