The TUUK LS Carbonlite Runner is made from ultra lightweight carbon fiber and is 35% lighter than traditional steel. It has increased torsional flex creating more acceleration and power with every stride. The premium stainless steel blade has better edge retention and is custom profile ready to help boost your performance with your unique profile.
- 35% lighter than traditional steel
- Premium Stainless Steel for better edge retention
- Custom profile ready
- Increased torsional flex
Bauer TUUK Holder & Runner Sizing
You can find your holder/runner size printed on the underside of your TUUK holder near the heel of the boot. See image below:

Please note: Lightspeed Edge Runners will ONLY work with Lightspeed Edge Holders.
Bauer TUUK Holder/Runner Sizing Chart |
Bauer Skate Size |
Runner Size (mm) |
Fit 1, Fit 2 & D Width Skates |
Fit 3 & EE Width Skates |
1.0 |
212mm |
212mm |
1.5 |
212mm |
212mm |
2.0 |
221mm |
221mm |
2.5 |
221mm |
221mm |
3.0 |
230mm |
230mm |
3.5 |
230mm |
230mm |
4.0 |
238mm |
238mm |
4.5 |
238mm |
238mm |
5.0 |
246mm |
246mm |
5.5 |
246mm |
254mm |
6.0 |
254mm |
254mm |
6.5 |
254mm |
263mm |
7.0 |
263mm |
263mm |
7.5 |
263mm |
272mm |
8.0 |
272mm |
272mm |
8.5 |
272mm |
280mm |
9.0 |
280mm |
280mm |
9.5 |
280mm |
288mm |
10.0 |
288mm |
288mm |
10.5 |
288mm |
296mm |
11.0 |
296mm |
296mm |
11.5 |
296mm |
306mm |
12.0 |
306mm |
306mm |
13.0 |
306mm |
306mm |
14.0 |
322mm |
322mm |
15.0 |
322mm |
322mm |