AT510
DRAW 1.9P
GRAVEL/TOURING, ROADTECHNOLOGY
700C, 622X19, 450g ERD: 591.1mm 650B, 584X19, 430g ERD: 549.1 Pin Joint Black / TRS / Equalizer
ATD500
GRAVEL/TOURING, ROADFEATURES
If you need the performance of the AT550 but need it to be lightweight and wide, the ATD500 is perfect.TECHNOLOGY
700C, 622X19, 500g ERD: 590.2mm Pin Joint Powder Coating Black / TRS 
Draw 1.9S
GRAVEL/TOURING, ROADTECHNOLOGY
700C, 622X19, 410g ERD: 590.7mm 650B, 584X19, 390g ERD: 552.7mm Sleeve Joint Black / TRS / Equalizer