Tuf-Tite 6" Riser for 2HDS-1, 11" x 11" SKU: TT-B1RISER $59.79 Quantity discounts available QuantityPrice In Stock (Note that the item’s inventory availability is over all three branches, combined. Phone your local branch for immediate availability) Quantity -+ Add to Cart Product Overview Tuf-Tite 6" Riser for 2HDS-1, 11" x 11" Product OverviewBackProduct OverviewTuf-Tite 6" Riser for 2HDS-1, 11" x 11" Model B1 Riser. For series B1 Box. Stackable HDPE Risers extend to grade in 6” increments. Accepts 11” x 11” lids and grates.See MoreSee Less