Webbing Drum Unit
AssemblyThe spool that stores up to about 12 m of webbing and couples drum rotation to the brake through a speed-increasing gear stage. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Webbing Drum Unit
6 top-level lines as of r7862| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Webbing Drum | auto-belay-drum | 1× | 1 | · | part |
| 2 | Webbing Line | auto-belay-webbing | 1× | 1 | · | part |
| 3 | Drum Shaft | auto-belay-drum-shaft | 1× | 1 | · | part |
| 4 | Helical Gear Pair | gear-pair | 1× | 1 | · | part |
| 5 | Ball Bearing | ball-bearing | 2× | 2 | · | part |
| 6 | Level-Wind Guide | auto-belay-level-wind | 1× | 1 | · | part |