Era D2 Type Spiral Balance – upto 15lbs
These D2 Type spiral balances are light duty, economical, general purpose balances which are perfect for domestic or commercial applications with a maximum sash weight of 6.8kgs (15lbs).
They are adjustable within their weight range to suit actual glazed sash weights using a special tension adjustment tool. On how to adjust the tension of the spring see FAQ’s.
| Length | 20-inch-508mm, 23-inch-584mm, 24-inch-610mm, 26-inch-660mm, 28-inch-711mm, 29-inch-737mm, 31931, 31932, 31933, 31934, 31935, 31936 |
|---|---|
| Diameter | 15mm |
| Groove Dimension | 16-17mm |
| Max Weight | 31937 |
| Foot Type | Supplied separately |








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