BBJ Suspender Pipe Clips Bagged in 10s. To support pipework from M8 and M10 suspension rods. For use on 8-10mm threaded rod. 8 microns colour passivation coating. Quick installation. Avoids the need for cable tray. Available in three different sizes: BBJ 2 approx pipe size 3/8 liquid 5/8 gas 10mm 15mm BBJ 3 approx pipe size 1/2 liquid 7/8Ï gas 12mm 22mm BBJ 4 approx pipe size 5/8 liquid 1 1/8 gas 15mm 28mm