Product name: For DJI Mavic 4Pro remote controller aluminum alloy 1/4 expansion pieceProduct features1. Suitable for RC PrO aluminum alloy 1/4 expansion adapter, made of aluminum alloy, 1/4 screw hole can be used with a variety of accessories, rich creation, strong.2. High strength and durability, no fear of shaking and falling off, can be installed up and down, specially designed for RC Pro 2. The design does not affect the plug-in, and there is no need to disassemble and store;3. Finely processed aluminum alloy material, high strength and safer to use4. Can be used in a variety of scenarios such as adapters, tripods, handheld cameras, etc.Installation steps:1. Align the bottom hole of the remote control2. Align the expansion piece with the crossbar screw hole3. Put in the screw and tighten it4. Tighten the screw and it's doneColor: blackNet weight of the product: 34.2gGross weight of the product: 50gProduct size:Crossbar: 6*4*0.3cmExpansion piece: 3*2.5*2cmDelivery size: 19.5*13*3cm