Stans NoTubes Grail S1 wheelset 700C wheels for gravel road and cyclocross.

Compatible with Shimano 9, 10 and 11-speed cassettes.

compatible with tubeless specific clinchers and conventional clinchers when used with tubes.

2 layers of 21 mm yellow tape mounted.

dial a new level of control and safety to your gravel and road rides with the Grail S1 wheelset. The same patented BST-R tubeless rim design found in the original Grail rims is now available at a more affordable price. The Grail S1 rim is compatible with tubeless road tires low pressure tubeless tires and conventional tires and tubes. The Grail S1 wheelset combines durable 6061 aluminum rim construction with the stronger smoother rolling Neo hub with Durasync triple bearing cassette body. With the security of the best tubeless system in the industry and a wider inner rim width for improved stability and control, the Grail S1 gives your road or gravel bike an edge on every ride. S1 wheelset does not include extras other than caps.

Wheel set weight 1907 grams.