Match your cog lockrings to your fixed gear with ease by using the new Halo Fixed Cog Lockrings. Each cog lockrings are precision CNC machined, L/H thread 1.29”x24T, and two dog type. Made of 7075 alloy and while each feature a anodized finish of your choice of black, red, blue, green, purple or gold. Retail price is £6.99 and is available at Halo.