Thank you very much for your request. ★GOTOH / GE1996T-CK 36mm◆ ¥15,400 (Item ¥14,800 + Shipping ¥600) ★GOTOH / FGR-2-CK◆ Item ¥2,750 Total ¥18,150 The following is a description of the GE1996T-CK product. Specifications ◆Model Name: GE1966T ◆Finish (Color): CK / Cosmo Black ◆Type: Tremolo Unit ◆String Pitch: 10.8mm ◆Sustain Block: 36mm ◆Contents: Tremolo unit body, all accessories (arm, lift bolt, springs x4, spring holder, holder set screws x2, screws, 3 types of wrenches), instruction manual The color is Cosmo Black! It's difficult to capture its characteristics in a photo, but it has a dull, smoky silver color, and the texture and light reflection are different from other colors, giving it a heavy color. GOTOH's Floyd Rose type tremolo unit It's the "GE1996T". Made in Japan, high quality, GOTOH, which is famous as a high-end part! GOTOH's unique torque-adjustable arm, stud lock function, And above all, its high precision is unmatched. The sustain block is 36mm specification. For other details, there is a dimension table on the GOTOH official website, so please check there for confirmation. Also, we are also selling the locking nut that can be combined with it. Please consider purchasing it together if you like.