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With the VKS, Silverback returns to its bullpup roots. It combines compact modern ergonomics with proven mechanical solutions from the SRS and TAC-41 platforms — including the same cylinder, piston, spring guide, and 41 cc air volume — while adding a TDC hop-up, 63-round double-stack magazine, and tool-less maintenance design.
- High-Grade Airsoft Replica of the Russian VKS (Vykhlop / Special Purpose Silent Rifle)
- Short Version without Suppressor
- Bullpup Design, Long Inner Barrel with Manageable Total Rifle Length
- Straight-Pull Spring Bolt Action Design
- 68 Round 6mm Magazine Capacity (+5 in Self-Capture Feeding Tube)
- Unique Backward Magazine Reload Manual of Arms
- Heavyweight BB Optimization (0.40g to 0.48g BBs)
External Construction:
- Stamped Steel Receiver Assembly
- Nylon-Reinforced Polymer Furniture
Internal Specs:
- Steel-Reinforced Primary Components (Fire Control, Sear, Trigger)
- AEG Spec Inner Barrel & Bucking
- QD Spring Quick-Change Plate
- APS-Spec Piston Spring
- TDC Hop-Up System
- Two-Piece Relay System Bolt Action
- SRS / TAC-41 High-Volume & Cylinder Architecture Compatibility
Key shared components with the SRS platform :
- SRS-compatible cylinder
- SRS-compatible piston
- SRS-compatible spring guide
- SRS-compatible APS 13 mm springs
Cylinder specifications:
- Bore: 23.8 mm
- Stroke: 92 mm
- Usable air volume: 41 cc
This compatibility provides immediate access to the full range of existing Silverback SRS upgrade and spare parts:
- SRS VMP piston
- Advance piston head
- Aluminium/Teflon spring guide
The VKS is equipped with the silent piston head with airbrake. The longest airbrake is installed out-of-the-box.
Airbrake selection can be optimized depending on:
- Inner barrel length
- BB weight
- Desired performance characteristics
