Surly Knard Tire - 650b x 41 Tubeless Folding Black 60tpi Model=Charge Knee Pad CE tested and certified as

CE tested and certified as impact protection: Elbow EN1621-1

Pedal-gripping rubber and classic style make for seamless moves between school work and play

this ski boot is for strong skiers looking for powerful all-mountain performance on or off-piste

FR 541 alloy rims provide increased impact and pinch flat resistance for added reliability when you need it

Shimanos lightweight and modern looking SM-CRE80 chainring features DYNAMIC CHAIN ENGAGEMENT+ for smoother pedaling and better chain retention over bumpy terrain

Surly Knard Tire - 650b x 41 Tubeless Folding Black 60tpi Model=Charge Knee Pad CE tested and certified asSurly Knard Tire 650b x 41 Tubeless Folding Black 60tpi. The Knard tire features a tightly spaced low block tread pattern providing the perfect ratio of traction and low rolling resistance. Available in multiple sizes and configurations. TECH SPECS Color Black Flat Protection Sidewall TPI 60 Weight 510 Defined Color Black ISO Width (mm) 41 ISO Diameter 584 650b 27. 5" Tire Intended Use Gravel Tire Diameter 650b Tire Bead Folding Labeled Size 650b x 41