The spring holding the headlight in becomes damaged or lost. This usually means the headlight bulb can't be retained in position.
I6automotive has manufactured a cost effective solution.
This kit includes 2 types & 3 sizes which will replace the original clips on most H1, H3, H4 & H7 bulbs as well as some others. Some modification may be needed to the spring clips to exactly match the original.
The kit includes all 6 clips.