Replacement O-rings for the HAVOC HPA Engine (Both 8 BB and 6 BB versions). This kit was updated in 2026 to include the additional 6 BB track O-ring.Includes1.5mm x 18.5mm (x2): Shuttle1mm x 15mm: Valve Housing1.8mm x 13.2mm: BB Track (6-Shot Only)
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Wolverine O-ring Kit for HAVOC Engine (Universal)
£8.00
In stock
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