Smart Port Technology Plus (SPT+)

at night time

(The photo shows Jan in the early 2000s leading the race up the Orondo Grade

Weight with Nack rail: 170gr

perfect for long gravel rides

oracle ridge tc tire standard 700c x 48 mm Brand_Prologo Smart Port Technology Plus (SPT+)A road centric knobby? A dirt ready road tire? You decide! At 48 mm wide, the Oracle Ridge hits the sweet spot between narrow gravel tire (38 mm) and mountain bike volume (55 mm) ideal for the latest generation of gravel and all road bikes. On the gravel climb, this tire grips tenaciously thanks to its large and widely spaced knobs. On the descent, it corners like a slick thanks to its large and strategically placed knobs that dont squirm and always