Choose Options OpenRail® Linear Rail OpenBuilds® MSRP: Now: $3.89 Was: OpenRail® Linear Rail OpenRail® is a Universal Linear Rail System designed to be used on any V-Slot Linear Rail in conjunction with our selection of OpenRail Gantry Plates and Delrin V Wheels exclusively. ... MSRP: Now: $3.89 Was: Choose Options Qty in Cart: 0 Price: MSRP: Now: $3.89 Was: Subtotal: Choose Options