Check the listing for details. Graph Tech PS-8893-BN ResoMax NV Tailpiece - Black Nickel. Condition: New. Listed at 65.41 USD. Lightweight, Resonant Replacement Tailpiece Compatible with a wide variety of 2-piece TOM-style bridge setups, Graph Tech’s ResoMax NV tailpieces are crafted from ultra-lightweight and exceptionally durable Resomax material. In fact, this space-age material’s benefits extend far beyond the practical — Graph Tech tells Sweetwater that the ResoMax NV tailpiece will directly enhance the harmonic content of your 6-string’s sound. Moreover, ResoMax NV tailpieces come equipped with a magnetic AutoLock feature that keeps the bridge locked to the body, even when you remove all of the strings. Whether you’re looking to upgrade the tone, shave down the weight, or increase the reliability of your favorite 6-string, Graph Tech’s ResoMax NV tailpieces fit the bill.