Own your line and the climb weight 1550 grams pair 650b275 without tyre dynamic with the best balance of lateral stiffness and vertical compliance full carbon rim offers great lateral stiffness enhanced fiber lay up gives maximum vertical compliance the two cross spoke pattern on the front and rear offers comfort and control light and strong full carbon rim for maximum responsiveness 1490g only in 275 hookless rim profile hits the sweet spot of lightweight and strength optimized ground int