OPTIC MOUNT MODULAR LONGBOARD (patent pending) 8 SLOT PICATINNY ATTACHMENT Height: 0.86” Width: 0.84” Length: 4.46” Weight: 1.4 oz Picatinny Slots: 8 Modular attachment designed for the OMM MICRO or OMM PICATINNY RISER OMM LONGBOARD is necessary to clear clip on thermal systems with either OMM MICRO or OMM PICATINNY RISER OMM LONGBOARD is necessary for clearance of laser systems mounted forward (battery clearance) on the OMM PICATINNY RISER Machined from 7075-T6 and Type 3 hardcoat anodized Designed developed and made in USA Horizontal weight saving pass through that allows for sensitive equipment lanyard or ziptie Includes mounting hardware and driver bits Available in black and FDE type 3 hardcoat anodize Subdued engraved branding (no white or bright logos or markings) Torque to 25 in/lbs  *** since we use an anodizing process, there can be variances in coloring between batches. This does not effect the durability or performance.***