Mark I Brake "Van Mark Products, known throughout the industry for the superior quality of its products and customer service, continues the proud tradition with the Mark I Series Contractor and Commercial models, featuring new Power Lock™ bar technology." We carry the Mark I series brake in 10'6" and 8'6" as well as the Van Mark Trim-A-Brake II and the Van Mark Trim-A-Table.  We also carry accessories including legs, formers, cutters and some replacement parts.