Flat Tire Defender ET 29er Insert – Single – Black

Created to work along side tyre sealant, the FTD insert adds greater rim protection, sidewall support and feels like a 3rd suspension system, allowing you to attack rock gardens and root sections, without worrying every strike could be the last for your wheel. Designed for inner rim widths of 22mm to 27mm, used with a tyre ranging from 29 x 2.3 to 2.5 inches