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Ships within 48 hours · Estimated delivery Aug 31 - Sep 5
The barrel and bucking is placed into the hop unit from the rear
14mm ccw threaded with a thread protector
AAP01 Part 88
- 4 Colors available for base & shoe: Silver
These parts were designed at the same time as the Loki hop unit itself
TTI - INFINITY TDC Hop Unit for Umarex / GHK G17 Gen5 MOS - Black HK Army The barrel and bucking isTTI 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
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