SRS / HTI FAST Hop-Up Unit + hopup rubber (SBA-HOP-21) FAST (Field Adjustment SeTting ) hop up for Silverback SRS (all versions) and HTI. 6061 aluminium CNC machining hop-up unit for the Silverback SRS. Allows to adjust your hop up in-game without any tool, in just few seconds. This hop up unit is compatible with most AEG hop-up rubbers and AEG barrels. Packaging includes: – CNC 6061 aluminium hop up body end – CNC 6061 aluminium hop up body – CNC 6061 aluminium hop up ring with laser markings – CNC 6061 aluminium hop bar – 8×2 oring – 10×1 orings (x2) – 5.8×0.75 orings (x2) – pre-installed – M3x4 (DIN 913 / ISO 4026) 10.9 screws (x3) – 1.5×8 stainless steel pin

• 60 degree silicone hop-up rubber and nub (SBA-HOP-21)