Features: High-quality alloy material, more durable. Easy to use, no other tools are required. Suitable for any types tattoo gun machines. RCA interface convert to common interface cord. Small size and light weight, easy to carry. Specification: 100% brand new quality. Item Name:Conversion Head Material:Metal Color:As the picture shows Size:3.2cm/1.26in*1.7cm/0.67in Package includes: 1 x Conversion Head Note: 1.Due to the different monitor and light effect, the actual color of the item might be slightly different from the color which is showed on the pictures. 2.Please forgive 1 cm/0.39"-3 cm/1.18" measuring deviation due to manual measurement.