Features: Anti-slip knurled design rocker contact surfaces, precise control, providing you better gaming experiences. Small size and easy to carry, it can be disassembled and put into the remote controller storage slot when not in use. Aluminum alloy material, precised machining, anodizing and coloring process, and lightweight. Ergonomic design, comfortable grip, effectively increasing the height. Swing back, forth, left, and right for balance, sensitive control, and improved flight stability. Specifications: Material: Aluminum alloy Size: approx. 0.8cm/0.31inch Color: Black/Gray/Gold Type: refer pictures to selection please Applicable Model: for mini 4 professional model Package Includes: 1 Pair uav Remote Control Joysticks note: Other accessories demoed in the pictures is not included. Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.