FU-Tone 42mm Brass “L” Sustain Big Block Brass / For Floyd Rose / L-shaped Sustain Block / Free Shipping Nationwide FU-Tone Floyd Brass-L-Sustain Big Block. Utilizes the empty space under the tremolo arm assembly (L-shaped). Based on the idea that mass equals sustain, brass is added by utilizing the dead space under the tremolo arm. Sustain has been increased. Compatible with Schaller, FU-Tone, and Floyd tremolos. FU-Tone is the ultimate tool to upgrade your guitar's sound and performance. The FU-Tone Floyd Brass Sustain Big Block uses the highest grade brass. Please try the quality that professionals love. ・Material: Brass ・Size: 42mm Free Shipping Nationwide Other parts are also on sale at the shop! Search for Mutsunokami Gakki!! #MutsunokamiGakki #FUTONE #FU-Tone #BrassBlock #FloydRose #SustainBlock #L-shapedSustainBlock #GuitarParts