Collision Sentry Multi-Zone 2" Tread Width Flush Retraction: The retractable design

Flush Retraction: The retractable design allows the bollard to fully retract below ground level

*2-1/2 Cubic yard hoppers and larger NOT STACKABLE

2 swivel casters with wheels brakes and 2 rigid casters Available SKU Options

You are able to purchase one base unit with additional attachments and switch them out as needed

11089 Material Galvanized Hose

Collision Sentry Multi-Zone 2" Tread Width Flush Retraction: The retractable designProduct Overview Collision Sentry Multi Zone is a two unit collision warning system for blind spots and conflict zones that are not limited to 90 degree corners. The paired units communicate wirelessly and can be positioned across passageways, on opposite sides of doors, or in other locations where traffic may approach from separate areas. Each factory preset unit is powered by included D cell batteries and can mount magnetically or mechanically.