16 WG to 14 WG x 3/8" Insulated Ring Terminals

Diameter: 3/8"
Material: Metal/Plastic
Head Style: Ring
Nominal Size: 3/8 Ring
Style: Insulated
Type: Ring Terminal
Wire Size: 16-14 Gauge

Box of 15.

An electrical connector that makes electrical contact when a bolt or screw is passed through the ring end of it.