TTI - Infinity TM Gen4 G17 TDC Hop Up Chamber - Black GunsModify It is designed as a

It is designed as a direct replacement

and insert the pin carefully

Blue anodised finish for a bold look

the CA 416 and the AMOEBA AMVariants

Insert one catch at a time

TTI - Infinity TM Gen4 G17 TDC Hop Up Chamber - Black GunsModify It is designed as aTTI Gen4 G17 TDC Hop Up Chamber TTI P0044 The TTI Infinity TDC Hop Up Chamber is a precision CNC machined upgrade for the Tokyo Marui Gen4 G17 gas blowback pistol. TDC (Top Dead Centre) adjustment lets you fine tune hop both vertically and horizontally, giving you a more consistent backspin and a flatter, more accurate trajectory than the standard chamber allows. Designed as a direct replacement, it is intended to drop into the compatible Marui