Origin8 SSR Threadless EC34/28.6|EC34/30 Headset Cogs-13-15-17-19-21-24-28 Recessed center channel promotes blood

Recessed center channel promotes blood flow and increases comfort on longer rides

Ergonomic design improves bloodflow and comfort of the wrists and hands on extended rides

Simply apply it to threaded plug and screw connections that are especially exposed to corrosion

and really quick bearing replacement

Type Tubeless Size 700x35 ISO 622 Bead TBLS - Fold Tread/Sidewall Color Bk/Blk PSI 50 Weight (Grams) 500 TPI 120 Durometer Features DTC/KSCT/TLR/REF Reflective Sidewall Yes

Origin8 SSR Threadless EC34/28.6|EC34/30 Headset Cogs-13-15-17-19-21-24-28 Recessed center channel promotes bloodCNC machined AL6061 T6 alloy cups. Sealed cartridge bearings. Stainless steel race. 93g including star nut and laser etched top cap. **Anodized colors will vary from batch to batch and may not match exactly TECH SPECS SHIS EC34 28. 6 EC34 30 Color Silver Weight 93g Steered OD 28. 6 Cup (mm) 34 Race (mm) 30 Stack Height 28. 5 Bearing Angle Size 1 1 8`