Origin8 Spire I Seatpost 31.6mm 350mm Black AL7050 15mm clincher Improved formulation boosts long-term durability

Improved formulation boosts long-term durability and tactile feel

Tires—with Slime

35mm stanchions

The lightweight and sturdy 6000 series aluminum is available in 2 different frame styles

Universal keys do not offer the highest level of security compared to dedicated or unique key locks

Origin8 Spire I Seatpost 31.6mm 350mm Black AL7050 15mm clincher Improved formulation boosts long-term durability3D forged one piece AL7050 T6 construction. Wide saddle clamp design reduces rail stress and flex. Micro adjust 2 bolt clamp design. 15mm setback. ISO Mountain safety certified TECH SPECS Vendor Origin8 Manufacture Number Model Name Spire I Seatpost Category Seatposts