DORMA BTS 90 EN1-4 floor spring body. Including cement box and standard spindle.
The BTS 75V is a universal non-handed floor spring for left hand (LH) or right hand (RH) single and double action doors. With adjustable spring stength and closing speed, with closing action operational from approx. 175°. Featuring hydraulically fully controlled closing cycle and mechanical backcheck.
This model is not hold-open.
Suitable for installation on single and double action doors up to 1100mm (W) with a max. 120kg leaf weight.
Extended spindles - Refer FAQ
| Dimensions | Weight |
| 285mm (L) x 82mm (W) x 50mm (H) | 3.0kg |