BOLT B4 MK12 MOD-1 FIXED SD Heavy Recoil – TN

£439.99 £279.99

Availability: In stock

Valid Defence Required to Purchase: INFO


BOLT Airsoft brings the realism of recoil feedback to the AEG market through their patent pending Bolt Recoil Shock System (BRSS for short). The BRSS design provides an extremely authentic kick providing the user with extremely realistic feedback. The BRSS design rivals many Gas Blow back rifles currently available.


Realistic recoil feedback from the patent pending BRSS system
RIS front end for tactical accessories
Full metal receiver and barrel assembly
Mock bolt with realistic blow back
Reinforced gearbox with heavy duty internal parts
Aluminium alloy 6.01mm tight bore inner barrel
High torque motor
CNC aluminium piston set (w/ full steel tooth

Length: 830mm-910mm
Weight: 3000g
Magazine Capacity: 300rd Hi-Capacity
Thread Direction: 14mm Negative
Gearbox: Ver 2 Full Metal, Fully Upgrade-able
Motor: Long Type
Fire Modes: Semi/Full-Auto, Safety
Battery: 9.6v Small Butterfly Type or similar sized LiPoly recommended (Battery not included. Wired to the rear with a Small Tamiya Connector)
Hopup: Yes, Adjustable
Package Includes: Gun, Magazine, Manual

Power: Approx 330 FPS
Main Materials 
Metal: outer barrel assembly, suppressor, handguard, receiver, sights and trim.
Polymer: pistol grip and stock.
Compatible Batteries 
7.4v Li-Po Stick
Package Includes
BOLT B4 MK12 MOD-1 Fixed SD Heavy
Over Barrel Suppressor
300rnd High Cap Mag
Instruction Manual





Weight 279 kg
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