This dual wheel longbed has been specifically designed to replace the stock dually CEN F450 bed.

It features:
Six opening doors on the body
Standalone toolbox with opening lid
Opening tailgate
Spots for 3mm led reverse, rear work, tail, and marker lights
7mm bumper hitch receiver

This bed can support a gooseneck hitch ball, however one is not included.

Additional parts Required:
Panhead screws:
6x M3x10mm
20x M3x12mm
11x M3x20mm
Flathead screws:
2x M3x8mm
CEN F450 Bumper set (for extended frame rails) Amain part number CEGCD0450
CA glue (super glue)
4X 10x3mm screw through magnets (for cab mounting)
24X 3x2mm magnets (for doors)
24" .8mm steel rod (for hinges)

Amazon affiliate links:
PETG filament: https://amzn.to/4k1cfK6
TPU filament: https://amzn.to/3WZadjw
3mm led red: https://amzn.to/4hF8xEm
scale hardware: https://amzn.to/432h7bs
M3 hardware:
button head https://amzn.to/4hZ6N8s
sockethead https://amzn.to/3QjtZm2
CEN Racing F450 bumper kit: https://amzn.to/4b1OgpP
Pintle hitch: https://amzn.to/3CZKtN5
CEN gooseneck hitch kit: https://amzn.to/40WRVAz
10x3mm screw on magnets: https://amzn.to/411NfJM
3x1mm magnets: https://amzn.to/4jZtYl2
1/10th scale led spotlights: https://amzn.to/4jUHiHh

Optional parts:
4X white 3mm leds
15X red 3mm leds
Paint