RC4WD Traxxas TRX-4 Rubber Door Hinges. 

Specifications:
Material: ABS Plastic Injection Molding
Total Length: 0.44in / 11.15mm
Total Width: 0.34in / 8.57mm
Total Weight: 0.18oz / 5.0g

Includes:

• (6) Rubber Door Hinges for Traxxas TRX-4
• (24) Cross Head Cap Self Tapping Screws M1.6x4mm