Check everything off before you start. Quantities are for one complete frame.
#Frame parts
| Part | Qty | Notes |
|---|---|---|
| Main plate (carbon) | 1 | Large octagonal plate with four rectangular cut-outs |
| Top plate (carbon) | 1 | Smaller slotted plate; sits on the standoffs |
| Standoff, M3 female–female | 4 | Between the main plate and top plate |
| Arm tube (carbon) | 4 | — |
| Arm mount (printed) | 4 | Bolts under each corner of the main plate |
| Motor mount (printed) | 4 | Fits on the outer end of each arm |
| Motor plate (carbon) | 4 | Bolts on top of each motor mount |
| Leg socket (printed) | 2 | Angled socket; bolts to the underside of the main plate |
| Leg upright tube (carbon) | 2 | The long tube of each leg |
| Skid tube (carbon) | 2 | The tube that touches the ground |
| Leg T-piece (printed) | 2 | Joins the upright to the skid |
| Skid end cap | 4 | Push-on caps for the skid ends |
| Rail plate (carbon) | 1 | Slotted plate at the bottom of the payload rail |
| Rod clamp (printed) | 4 | Gusseted saddles that hold the rods |
| Rail rod (carbon) | 2 | The two parallel rods of the payload rail |
#Hardware
All screws are M3 socket-head cap screws (2.5 mm hex). All nuts are M3 nylon-insert lock nuts.
| Item | Qty | Used in |
|---|---|---|
| M3 × 12 socket head | 16 | Step 4, leg sockets (8); Step 5, standoffs (8) |
| M3 × 16 socket head | 16 | Step 2, motor mounts (8); Step 3, rod clamps (8) |
| M3 × 18 socket head | 16 | Step 2, motor mounts |
| M3 × 20 socket head | 8 | Step 6, payload rail |
| M3 × 30 socket head | 10 | Step 1, leg T-pieces (8); Step 4, leg sockets (2) |
| M3 × 35 socket head | 16 | Step 7, arm mounts |
| M3 nylon-insert lock nut | 74 | Every step except Step 5 |
| Total screws | 82 | — |
Tip
Lay the hardware out in labelled piles by length now. Every step tells you exactly which screws it uses, and a wrong length is the most common build mistake: too short and it won't reach the nut, too long and it fouls the part behind.