DJC Stone Chainring Spider for 107BCD Double Chainring Force Rival axs flattop Rotor aldhu ec90 Easton 8 pins 3 Bolts pins GXP

DJC STONE chainring spider for 107BCD double chainring FORCE RIVAL axs flattop ROTOR aldhu ec90 easton 8 pins 3 bolts GXPFeaturesPerfect to 107BCD chainrings, FORCE 107bcd chainring , RIVAL 107bcd chainring, and STONE 107bcd chainrings.Offset 0mm which is same to original parameter.Those spider can install double chainring, and also single chainring.High precision process, the precision upto 0.03mm. No side play after install.Material: High strength Aluminum 7075-T651; high precision CNC processing; offer best stiffness and endurance; Weight 55g.STONE Chainrings — Race-Ready PrecisionTrusted by riders worldwide and favored by EU & USA race teams, STONE chainrings are built for high-load riding and competitive performance.Using aerospace-grade 7075-T651 aluminum from Alcoa and Aleris, STONE achieves exceptional stiffness and durability, with a tested lifespan of up to 15,000 km.High-precision CNC machining within 0.03 mm tolerance guarantees efficient power transfer, minimal noise, and stable shifting under pressure.More than manufacturing, STONE focuses on tooth profile innovation—delivering lightweight design, secure chain retention, and race-proven reliability.Engineered for racing. Proven on the road.

• Perfect to 107BCD chainrings, FORCE 107bcd chainring , RIVAL 107bcd chainring, and STONE 107bcd chainrings.
• Offset 0mm which is same to original parameter.
• Those spider can install double chainring, and also single chainring.
• High precision process, the precision upto 0.03mm. No side play after install.
• Material: High strength Aluminum 7075-T651; high precision CNC processing; offer best stiffness and endurance; Weight 55g.