For operators who'd rather fix it themselves than wait on a shop, this is the part. This is the M3 Aircraft Arm (Rear Left)(With Arm Sleeve) (T40) (Part #BC.AG.SS000778). Sourced straight from DJI's supply chain, this is the real part, built to the real tolerances.

Key Features

What makes this the right call:

• Arms and frame components like this form the structural backbone of the aircraft — any flex or damage here affects flight stability.
• Authentic DJI manufacturing — not a third-party reproduction
• No specialty tools or dealer visit required for most installs
• Stocked and ready to ship from our US warehouse — no overseas backorder delays
• Confirmed fit for the DJI Agras T40 M3 Aircraft Arm

Why Buy From AgDroneParts

Backed by AgDroneParts' authorized DJI Dealer status — genuine parts, US warehouse, and support from people who know these machines.