The ISC D4 descender is designed for work/rescue usage with solid mechanism giving precise control across all ranges of speed.
Suitable for loads of 240kg on 10.5-11.5mm rope.
The D4 Pro does not have a panic function allowing a wider sweet spot beneficial for long drops or rescue situations.
UK shipping is FREE for orders over £35 and are shipped using Royal Mail, which takes 2-3 days.
Orders of over £150 are shipped with a new working day courier service FREE of charge.
If your order is under the £150 limit you can upgrade to a better service for a small fee. Please see options at checkout.
Orders for in stock products, placed before 2.30pm on a weekday, are shipped the same day.