Are they straight bars? If so, cut them. A 20 inch straight bar is plenty and more arrow dynamic. I prefer 18s. PS I’ve yet to see a quality bicycle on the back of a TT, 5er or MH.
Winnebago 2101DS TT & 2022 Chevy Silverado 1500 LTZ Z71, WindyNation 300 watt solar-Lossigy 200 AH Lithium battery. Prefer boondocking, USFS, COE, BLM, NPS, TVA, state camps. Bicyclist. 14 yr. Army -11B40 then 11A - (MOS 1542 & 1560) IOBC & IOAC grad