October Mountain Carbon-Z ILF Left Hand Riser - The Carbon-Z Riser is carved from a premium blend of paduk, hard maple, phenolic, carbon, zebrawood composition that is 1/16in cut past center with a crowned arrow shelf at 15in in length. The Carbon-Z ILF riser provides the same broad range of customization and tune-ability as the Sektor ILF with the added strength and styling of carbon. To complete the set up, pair with our precision-crafted Reaper Limbs. 15in riser Paduk, hard maple, phenolic, carbon, zebrawood construction makes the bow stronger Unique carbon styling on front and back of riser 1/16in cut past center Crowned arrow shelve International limb fittings Lateral limb alignment Weight/tiller adjustment