Brake Tubes are lowering devices intended for rescue use. They can also be used as rappelling devices, and work rather well in that application, but because of their size, I don't see why one would choose them as a primary rappel device.
| Image | ID | Device ↓ | Description | Acquired | Weight ↓ | Height ↓ | Width ↓ | Thickness ↓ | Std. volume ↓ |
|---|---|---|---|---|---|---|---|---|---|
 |
460 | Forrest Wonder Bar | Al tube bolted to guide block and Al angle, QR pin safety | John E. Weinel, Inc., 1985 | 1833 | 305 | 146 | 74 | 3295 |
 |
1406 | Petzl Tuba | 2 Al tubes welded in "L" shape, guide rod /w screw closure, triangular steel attachment loop | Michiel Lofton, 2013 | 1161 | 273 | 153 | 79 | 3283 |
 |
542 | Rock Exotica Brake Tube | 2 Al tubes welded in "L" shape, guide rod /w screw closure, triangular steel attachment loop | On Rope 1, 1997 | 738 | 270 | 150 | 80 | 3240 |
For far more content, use a larger monitor and a full-width window.
Hundreds of cell phone users complained and asked me to for a simpler, mobile friendly site. In particular, they wanted me to limit each page to a small number of pictures and minimize my use of text. This new site provides what they asked for.