Kochek Adapter, 6.0" FNST x 4.5" FNST (35R645)
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The 35R Double Swivel Rocker Lug Female adapter conveniently and safely adapts between mismatched thread gender, type, and/or size.

Kochek’s Threaded Adapters come in various configurations, sizes, and threads. We offer a variety of finishes and colors. This line of lightweight 6061-T6 aluminum adapters meets or exceeds applicable NFPA Standards.