Spartacus 1.75" Nickel Cock Ring Spartacus $3.00 / Default Title Default Title Add to Cart Your Email Send This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply. Go harder and longer with the 1.75" Nickel Cock Ring from Spartacus. This ring fits snug around the base of penis restricting blood for making for a firmer erection that lasts longer.