Silverback

AEG type Flat Hop Up rubber 70º - Yellow

MDRX Piston (16 teeth)

SRS Light Polymer Magazine (25 rds) Transparent Smoke

Silverback SRS-A2 Spare Nylon Stock (OD Green) Left Handed

APS 13 mm, 90 Newtons spring


This spring is following the “APS 13 mm standard” (for 9 mm outside diameter spring guide). It will fit any rifle compatible with this standard, including all SRS (except push mechanism) and all TAC-41. While being compress

“AEG” cut inner barrel, passivated brass, 6.05 mm bore, 510 mm long,
Ideal for:

– “510 mm” TAC-41 outer barrel used with “AEG” hopup unit.

– “20 inches” SRS outer barrel

“AEG” cut inner barrel, passivated brass, 6.05 mm bore, 330 mm long,


Ideal for:

– “330 mm” TAC-41 outer barrel used with “AEG” hopup unit.

“GBB” type, flat hopup rubber, 70°


Initially designed for the TAC-41 “GBB” hopup, this hopup rubber can fit inside most of airsoft guns using “GBB” hopup rubber.

Transparent silicone for easier installation, yellow color, 70° hardness.