Offering adaptable bracing solution, B-Line™ series TOLCO™ Branch Line Restraint (BLR) system helps prevent movement and damage of fire sprinkler branch lines during earthquakes. TOLCO BLR structural and pipe attachments are UL®-listed and FM-approved for both steel and plastic CPVC sprinkler systems. Snap-on design allows one-handed installation and is sturdy enough to hold load. Structural attachment and pipe attachment accept either 3/8 or ½ in. all thread rod as brace member.