Price range: £10.45 through £12.95 In stock
These D4 Type spiral balances are light duty, economical, general purpose balances which are perfect for domestic or commercial applications with a sash weight range of 6.8kgs (15lbs) to 13.6kgs (30lbs).
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.
| Manufacturer | Balance UK, ERA |
|---|---|
| Length | 20 inch / 508mm, 21 inch / 533mm, 22 inch / 559mm, 23 inch / 584mm, 24 inch / 610mm, 25 inch / 635mm, 26 inch / 660mm, 27 inch / 686mm, 28 inch / 711mm, 29 inch / 737mm, 30 inch / 762mm, 31 inch / 787mm, 32 inch / 813mm, 33 inch / 838mm, 34 inch / 864mm, 35 inch / 889mm, 38 inch / 965mm, 40 inch / 1016mm |
| Diameter | 15mm |
| Groove Dimension | 16-17mm |
| Max Weight | 13.6kg (30lbs) |
| Foot Type | Supplied separately |
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