Check the listing for details. Saris Home Trainer Roller + Shifter 3204103035. Condition: New. Listed at 142.52 USD. - Linear resistance increases workout intensity to match every pedal stroke and sprint - 2" drag unit allows you to fit 650b, 700c, 26", 27" and 29" wheels - up to a 2.0 tire. - Linear resistance boosts workout intensity to match each pedal stroke and gear click. - 2" resistance unit roller allows for 650b, 700c, 26", 27" and 29" wheel sizes – up to a 2.0 tire. - This trainer is designed to fit common road and mountain bike frames with included steel quick release skewer and has three settings for rear dropout spacing: 120mm, 130mm and 135mm. All products sold by Ridewill are NEW and have warranty unless otherwise specified of: 12 months for Companies (Accompanying invoice with VAT number) in accordance with the law All products sold by Ridewill are NEW and have warranty unless.