Self-piercing brass bull ring with a thumb-screw lock and screw-driver slot. Suitable for animal safety and control. Available in small, medium, and large sizes.
Shoof own-brand self-piercing brass bull rings. Thumb-screw type locking pin, broken off when tight, revealing screw-driver slot. Dimensions are o.d. in mm.
NB: Brass rings are harder wearing than copper rings.