WHITE INDUSTRIES "UNO ENO" FREEWHEEL (16t freewheels are only 3/32" chain compatible)<br /> <br /> White Industries is making the strongest, most-durable freewheels around. 1.370" x 24 tpi threads fit standard freewheel hubs. Serviceable, re-buildable and BUILT TO LAST! Made in the USA! <br /> <br /> White's ratcheting mechanism has 36 teeth in which three pawls engage. Another leading brand has 20 teeth and two pawls ... you do the math! <p>16t freewheels are only 3/32" chain compatible.</p>