-3/8-24 fits Profile and Madera cranks - M10 x 1.5 fits Most cranks - M10 x 1.0 - fits Odyssey Wombolt, Twombolt, and Thunderbolt - 10mm shoulder for less "slop" and prevents threads cutting into sprocket - 8g/.3oz
-3/8-24 fits Profile and Madera cranks
- M10 x 1.5 fits Most cranks
- M10 x 1.0 - fits Odyssey Wombolt, Twombolt, and Thunderbolt
- 10mm shoulder for less "slop" and prevents threads cutting into sprocket
- 8g/.3oz
$8.99 only