G&G replacement magazine for the TR16 models and the G&G G2 308 series (e.g. TR16 SBR 308 MK1) as a 40-shot low-cap variant. Compatible with G&G G2 gearboxes that have the 2nd micro switch in the magazine well.

This magazine features a long follower that pushes the last 3 BB's into the HopUp Unit.