Rhino-Rack 10-20 Toyota 4Runner 3 Base Backbone Mounting System

The Rhino-Rack Backbone is a mounting system for your Toyota 4Runner. Connecting to your vehicle's roof via 3 bases on each side, it allows for a Rhino-Rack Pioneer System to be fitted on top.Installation InstructionsThis Part Fits: Year Make Model Submodel 2023 Toyota 4Runner 40th Anniversary Edition 2010-2024 Toyota 4Runner Limited 2020-2021 Toyota 4Runner Nightshade 2010-2024 Toyota 4Runner SR5 2018-2024 Toyota 4Runner SR5 Premium 2010-2016,2021-2022 Toyota 4Runner Trail 2017-2024 Toyota 4Runner TRD Off-Road 2018-2024 Toyota 4Runner TRD Off-Road Premium 2015-2024 Toyota 4Runner TRD Pro 2022-2024 Toyota 4Runner TRD Sport 2020-2021 Toyota 4Runner Venture