1.   Tubing on the race bike frame appears slimmer than the road machines.

2.   Christ has promised more horsepower with future models, as well as a lighter bike frame.

3.   Scandium allows for smaller-diameter tubes on bike frames, which means less weight.

4.   Some people ingeniously affix them to their bike frames.

5.   The bar retracts enough to allow the fixed rack to be slipped into the triangular space created by the bike frame.

6.   The current design is built around aluminum mountain bike frames donated by Hanebrink Bicycles of Big Bear Lake, Calif.

7.   The fur from a mountain goat he found in the Canadian Rockies adorns his bike frame for good luck.

8.   The students settled on a squat-looking design built around aluminum mountain bike frames donated by Hanebrink Bicycles of Big Bear Lake, Calif.

9.   Two quick-release bolts on the seat post are then loosened, and the rear wheel swings around to fold over the middle of the bike frame.