Description:Application: This guitar set is designed to handle the guitar and prevent the guitar from collapsing under tension on the strings. Good Performance: This guitar support plate is strong and durable, so you can support the guitar body stably, so you can play the guitar without worry. Natural Wood: This wooden guitar is durable and long-lasting, wear-resistant and not easy to break, features excellent workmanship. Smooth Surface: This acoustic brace guitar offers exquisite craftsmanship and is burr-free and can give you a good touch feeling.17 Pieces/Set: This acoustic guitar backing plate set includes 17 different plate shapes. And these boards can meet your different needs. Specification:Length:Approx. 465mm/18.31 inch;Approx. 410mm/16.14 inch;Approx. 390mm/15.35 inch;Approx. 300mm/11.81 inch;Approx. 301mm/11.85 inch;Approx. 279mm/10.98 inch;Approx. 100mm/3.94 inch;Approx. 81mm/3.18 in. Support Plate: Approx. 465x 7mm/18.31x0.28 inch. Note:There may be a little color distortion due to the different resolutions of your computer. There may be a slight error due to different manual measurements. Due to the shape is random, customers can get the same product shape when they buy several products. Package Included: 17pcs Guitar Brace Set.