Gearbox Kits

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XT M4 Compression Upgrade Kit
Super budget / price performance upgrade compression kit based on XT components.  Don't be put ..
 
£21.50
XT V2/V3 Cylinder and Piston Head Aluminium (Silent)
XT are an SHS OEM.  They produce good quality parts for budget-end builds.  These parts wi..
 
£11.50
ZCI M4 Compression Upgrade Kit
Custom upgrade compression kit based on ZCI components.  This kit provides the following upg..
Based on 5 reviews.
£24.00