Airtech Studios TDC Maxx Trolley Hopup ER-Hop and M-Nub Shemaghs or looking for a back

or looking for a back up primary

The first of these systems is Kythera SA (Semi-Automatic)

9” (folded)

There is also an adjustable reticle focus ring at the end of the ocular lens

Airtech Studios TDC Maxx Trolley Hopup ER-Hop and M-Nub Shemaghs or looking for a backAirtech Studios TDC Trolley Hopup ER Hop and M Nub for Maxx chambers. The TDC (Top Down Centre) Trolley is designed for the airsoft Maxx Hop up chambers to incorporate the traditional usage of M nubs which works perfectly with the ER Hop (elongated R hop patches, typically of 6mm in length for long distance shots). The longer patch would achieve an improvement in accuracy and consistency from shot to shot, typically for sniper DMR builds. The M nub