GPT AIRSOFT HOOK CASTLE NUT WRENCH
HI-Capa Hub
£13
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Hook wrench made of forged chrome vanadium steel (CRV). Manganese phosphate surface finish.For AR /M4 /HK416 model buffer extension nut (and HK416 round hole nut). Can be used for the DD MK18 barrel nut.
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Buy from HI-CAPA HUB LTDPrice seen 2026-09-26. Not an affiliate link, we earn nothing from it.






