Ratchet Adjustment System
AssemblyMechanical ratchet wheel allowing one-handed size adjustment across 5–10 cm range. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Ratchet Adjustment System
4 top-level lines as of r79793| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Ratchet Wheel | hard-hat-ratchet-wheel | 1× | 1 | · | part |
| 2 | Ratchet Pawl | hard-hat-ratchet-pawl | 1× | 1 | · | part |
| 3 | Ratchet Mount | hard-hat-ratchet-bracket | 1× | 1 | · | part |
| 4 | Adjustment Strap | hard-hat-adjustment-strap | 1× | 1 | · | part |