For Single Bi-Parting and Bi-Passing inset doors up to 175 lbs. Recommended for design applications which require the movement of heavy panels, space dividers or large doors. Although ....

For Single Bi-Parting and Bi-Passing doors up to 275 lbs. Recommended for design applications which require the movement of heavy panels, space dividers or large doors. Although ....

For Single & Bi-Parting doors up to 100 lbs. System has four free-rolling nylon wheels mounted on pivoting rocker-arms which allow constant wheel contact with the track. Each door ....

For Single and Bi-Parting doors up to 100 lbs. System has four free-rolling nylon wheels mounted on pivoting track. Each door therefore, rides on eight wheels. Skipping or jumping is ....