The photo shows an alternate pairing with u1126. It has been noted that this pairing can cause the fingers on u1126 to bend out, causing a loosening of the pair.
Click on a colored part below to see the Sets and MOCs that use part 4276b Hinge Plate 1 x 2 with 2 Fingers and Hollow Studs in that color. You can find an overview of all LEGO Colors here.
If a color is missing, it probably needs to be added to a Set Inventory.
This part has been used by MOCs in the following colors but not officially released.