Catalog: Parts: Hinge: 57359: Color Images
Hinge 1 x 3 with Two Pins, Locking 1 Finger - Squared Pin Holes
Light Bluish Gray
by StreamyBrick
Dark Bluish Gray
by Turez

Part Color Codes:

 Color  Code  By 
 Light Bluish Gray  6413107  1  Turez 
 Dark Bluish Gray  6270795  1  Turez