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Silverback MDR-X feeding O-ring replacement
The official tutorial identifies the feeding O-ring as a wear part and a protective fuse when debris is drawn into the nozzle. Wear eye protection, remove magazine, disconnect battery, and clear the replica before service.
Replace the main spring and confirm muzzle energy with a chronograph before field use.
Silverback MDR-X High nub swap
Replace the installed low nub with the supplied high nub for heavy-BB tuning.
Silverback MDR-X Hop rubber and inner barrel swap
Swap the AEG-type flat hop rubber and/or inner barrel after barrel removal.
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Silverback MDR-X Barrel removal
Remove the barrel assembly for barrel, nub, hop-rubber or inner-barrel service.
Silverback MDR-X Trigger PCB swap
Replace the trigger PCB for the official Semi/Full or Semi-only configuration.
Silverback MDR-X Magazine stripdown
Disassemble and rebuild the official MDRX 78-round magazine without damaging the base tab.
Install the battery and set the control-board jumper for the battery condition shown by Silverback.