The Model MRB-400, formerly named GRB-400 is a highly robust, manually retractable bollard system engineered at ASTM F2656-07 M30 (K4) standards. With a spring loaded housing, one person can easily raise and retract the bollard with less than 30 pounds of force, though an electronically operated version is also available. This product combines excellent stopping capability with an aesthetically pleasing design.
FEATURES
Barrier Type
Retractable Bollards
Tested or Engineered
Tested
Tested or Engineered Configuration
Single Bollard
Anti-Ram Rating
ASTM F2656 M30 P1
Penetration distance
5.05
ft
On Department of State/Defense Certified List
Yes
Safety Act Certified
Not Certified
Bollards Height
36 - 39
in
Foundation Type
Individual Piers/Piles
Operation Type
Manual,Electric
Minimum/Maximum Operating Temperatures range
-40 - 149
℉
Estimated Lead Time (does not include shipping)
4 - 6
week(s)
Certified/Trained Installers Available
Yes