Feature: 1. Fits for JB bass guitar anti-rust replacement parts, ensures the perfect sound quality. 2. Bass cover plate with compact structure, can protect your bridge from scratches and damage. 3. Made of premium zinc alloy material, coated with high-gloss chrome, anti-rust, anti-deformation, durable for long-standing use. 4. Dimensions: Bridge cover size: approx. 134 * 126 * 27mm; Pickup cover size: 129 * 48.8 * 19mm; The distance between screw mounting holes is approx. 120mm. 5. The bass accessory set includes a pickup cover, a bridge cover and four mounting screws, which is very useful whether you play on stage or practice skills in space. Specification: Features: Fits for JB bass guitar anti-rust replacement parts, ensures the perfect sound quality. Bass cover plate with compact structure, can protect your bridge from scratches and damage. Made of premium zinc alloy material, coated with high-gloss chrome, anti-rust, anti-deformation, for long-standing use. Dimensions: Bridge cover size: approx. 134 * 126 * 27mm; Pickup cover size: 129 * 48.8 * 19mm; The distance between screw mounting holes is approx. 120mm. The bass accessory set includes a pickup cover, a bridge cover and four mounting screws, which is very useful whether you play on stage or practice skills in space. Specifications: Material: Zinc alloy Color: Silver Item Weight: 201g / 7.1oz Package Size: 13.5 * 13.5 * 3.8cm / 5.3 * 5.3 * 1.5inch Package Weight: 214g / 7.5oz Packing List: 1 * Bridge Cover 1 * Pickup Cover 4 * Screws Package List: 1 * Bridge Cover 1 * Pickup Cover 4 * Screws