HEADSET: Integrated

Tioga's Fastr X S-spec Race Tyre is a highly versatile tyre that strikes a balance between speed and control

Please note: Available with a huge choice of 14mm female bolts or 10mm bolts with drivers from 9t through to 18t

DIAMETER: 33mm

BSD Dropped Oversized Stem supplier_54524169617734 HEADSET: IntegratedThe oversized version of BSD's Dropped stem. The Stacked OS stem features BSD's gorilla grip system which has a larger 25. 4mm clamping diameter to work with Oversized handlebars. The stem clamping area diameter is increased from 7 8" (22. 2mm) to 1" (25. 4mm). This increase in diameter gives 14% more clamping area than on regular 7 8" handlebars, so when you're nose diving down a 12 set your bars are less likely to slip, BSD OS Gorilla Grip system.