Features 1、This protective case kit is made from high quality acrylic material with good transparency 2、Specially designed for 6J1 valve tube preamplifier board with exactly correct opening and size 3、This set come in parts to prevent them from crush or damage during transportation 4、Each acrylic part is covered with protective layers on both sides to avoid scratching, peel off the cover when use them 5、There are 4 female-female, 4 female-male standoffs and 8 screws in this set, and it is very easy to assemble them together Specification Description: This protective case kit is specially designed for 6J1 valve tube pre-amplifier board with exactly correct opening and size. Made from high quality acrylic material, it features good transparency. To protect this case from damage, each acrylic part is covered with protective layers on both sides and comes in parts in order to prevent them from scratching, crush or damage during transportation. There are also standoffs and screws comes together in this set, and it is very easy to assemble. Features: This protective case kit is made from high quality acrylic material with good transparency. Specially designed for 6J1 valve tube preamplifier board with exactly correct opening and size. This set come in parts to prevent them from crush or damage during transportation. Each acrylic part is covered with protective layers on both sides to avoid scratching, peel off the cover when use them. There are 4 female-female, 4 female-male standoffs and 8 screws in this set, and it is very easy to assemble them together. Specifications: Case Material: Acrylic Assembled Case Size: 9.1 x 8.9 x 3.76cm / 3.58 x 3.5 x 1.48" Quantity: 1 set Weight: 104g(approx.) Package Includes: 1 set x Acrylic Case Parts 4pcs x 10mm Female-female Standoffs 4pcs x M3*20+6 Female-male Standoffs 8pcs x M3*6 Screws Package List