Tractel 23169 BSO 500 for 5⁄16 in. (8.4 mm) wire rope, 1,500 lbs. (680 kg)

AUTOMATIC Blocstop® BSO
The Blocstop® is a fall-arrest secondary safety device which
is fitted to an appropriate wire rope of a Tirak® or Tirfor®/griphoist®
hoist. The overspeed Blocstop® is a safety device and is
used as a secondary brake, which is recommended for
many material handling operations. The BSO model can
be mounted either on the main suspension wire rope or
on a separate safety wire rope.