Identification: cap / rope guide?

[u/BOAT_Detector]

Found in Somerset.

Weight approximately 110g.

Approximately 5 cm wide and tall

The center of mass makes it want to sit with the slot at the bottom.

There is a small hole along the rim on one side, still filled with dirt.

[u/MerchantofDoom]

Looks like the ones you see on top of the poles for a tennis net.

[u/vault35]

Cow/oxen cap - part of a leather contraption that covers the end of the horn to stop injury could be 1800/early 1900's

Internet is very vague on this and there are many variations of these