Holders for a light source

1. A holder ( 10 ) for a light source ( 20 ) comprising:

a first arm ( 100 ) having a first arm first end ( 110 ) and a first arm second end ( 120 ) opposite the first arm first end, said first arm first end comprising a first clip ( 130 ); and

a pivot member ( 300 ) having a pivot member central axis ( 310 ); and wherein said first arm second end is connected to the pivot member at a first location, said first arm is configured to pivot around the pivot member central axis, said pivot member is configured to frictionally engage with the light source, and the first clip is configured to frictionally engage with a first mounting bolt ( 40 ) of a visual flow indicator or sight flow indicator.

2. The holder of claim 1 , wherein there is only one arm.

3. The holder of claim 1 , wherein the first arm and the first clip are made of a first single integral piece of material.

4. The holder of claim 1 , wherein the first arm and the pivot member are made of one integral piece of material.

5. The holder of claim 1 , wherein the first clip is slideably connected to the first arm.

6. The holder of claim 3 , wherein the first arm and the pivot member are made of one integral piece of material.

7. The holder of claim 4 , wherein the first clip is slideably connected to the first arm.

8. The holder of claim 5 , wherein the first clip comprises a first clip protrusion comprising a plurality of ribs extending from an outer surface thereof, the first arm comprises a first arm hole comprising a plurality of slots passing through a sidewall thereof, and the plurality of ribs are configured to interact with the plurality of slots to form a locking mechanism.

9. The holder of claim 7 , wherein the first clip comprises a first clip protrusion comprising a plurality of ribs extending from an outer surface thereof, the first arm comprises a first arm hole comprising a plurality of slots passing through a sidewall thereof, and the plurality of ribs are configured to interact with the plurality of slots to form a locking mechanism.

10. The holder of claim 5 , wherein the first clip comprises a first clip sleeve having a first clip sleeve hole comprising a plurality of slots passing through a sidewall thereof, the first arm comprises a plurality of ribs extending from an outer surface thereof, and the plurality of ribs are configured to interact with the plurality of slots to form a locking mechanism.

11. The holder of claim 7 , wherein the first clip comprises a first clip sleeve having a first clip sleeve hole comprising a plurality of slots passing through a sidewall thereof, the first arm comprises a plurality of ribs extending from an outer surface thereof, and the plurality of ribs are configured to interact with the plurality of slots to form a locking mechanism.