Surly Stainless Steel Track Cog Lockring 1.29" x 24 tpi Left-hand Thread

Surly Stainless Steel Track Cog Lockring 1.29" x 24 tpi Left-hand Thread. Surly Stainless Steel Track Lockring.

Fits all but Campagnolo Miche or Phil Wood

5mm thick with 0.65mm lip for maximum thread and lockring wrench contact