The Beal Transf'air Twin B is a great tandem pulley that is suitable for use on ropes or wire cables. The ball bearings give a smooth and fast ride, making it ideal for use as a zip line pulley. Beal has designed this tandem pulley to have a fixed side design, the fixed sides incorporate large mounting eyelets that can easily accommodate 3 karabiners.
Established in 1977
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