Fontaine Fifth Wheel -- Heavy Duty and Weight Savings No-Slack Fifth Wheels

Fontaine LST (Lock Sensing Technology)
An additional check to help protect your equipment and cargo

Two electronic sensors communicate with the in-cab indicator to let you know when the kingpin is positioned in the lock
Rugged design features high end components for greater reliability and durability
Components are recessed in the steel reinforced housing for added protection
Provides an additional check to supplement the required driver visual inspection and tug test
A convenient and economical option for 7000 Series Top Plates