QUIC-STORAGE Restraint strap: Restraint strap prevents accidental release of SCBA air cylinder, while providing immediate access when needed. NFPA 1901-09 Sections 15-5.5 and 15-5.6 require restraint straps for SCBA air cylinder storage racks. The straps are designed to keep the air cylinder in place in the event of an accident or roll-over. The strap assembly bolts into place utilizing the four corner mounting holes. Order with new storage racks or retrofit onto existing units. Use with model ACSR horizontal or model VACSR vertical storage racks.