This size coupling works with both the #3 and #6 size chain., Used for the same general purpose as 'A' couplings (to attach ball chain with a screw,
#6 End Ring Connectors Nickel Plated Brass
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No corrosion was noted in nickel-plated brass, stainless steel and
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Norma 223 Rem Brass - Unprimed, Nickel Plated (500 ct)
once fired 9mm nickel plated brass for reloading in stock free shipping
40 S&W NICKEL Plated Brass
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once fired 38 special bulk nickel plated brass for reloading in stock free shipping
Genuine Dura Dot Snap Caps, Sockets, Studs & Eyelets 10 of Each Piece Nickel Plated Brass Snaps - Much Easier to Set Than Stainless Steel Snaps The
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Nickel Plated Brass Male adaptors Equal
Golden Gate P-94 1930s Style Resonator Attachment Hardware