The FastClamp C55 ridge fitting is a 4-way socket used to form the ridge in roof structures with an angle of 27.5 degrees, ridge tubes, which run horizontally with the roof cannot be joined inside this fitting.
C55 ridge and C56 eaves fittings are only suitable for use with 1 1/2" NB (48.3mm OD) handrail tube with plain ends to BS EN 10255 which are secured into the fitting by tightening the included grub screws with an Allen key or wrench. All of our handrail fittings are manufactured to BS EN 1562:2012, cast from malleable iron and come with an HDG galvanised finish to BS EN ISO 1461:2009.
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