CST 27.5" SV Tubes - Thorn Resistant Stock Item:TUBE 27.5 x 1.90 / 2.125 (650b) SV 48mm THORN PROOF Underneath is an alternate half

Underneath is an alternate half height part of the pattern

Low sectional profile height and wide width adds radial compliance while keeping high lateral stiffness

Compatible with any frame that uses standard 64mm spacing bottle cage braze-ons (basically every modern frame)

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King’s R45D hub serves as the perfect core for this wheelset

CST 27.5" SV Tubes - Thorn Resistant Stock Item:TUBE 27.5 x 1.90 / 2.125 (650b) SV 48mm THORN PROOF Underneath is an alternate halfCST 27. 5" SV TUBES THORN RESISTANT The CST thorn proof tubes are made of a high quality, thick, thorn resistant, rubber. The triple thickness of this tube prevents punctures and allows you to get on with your ride.