e*thirteen Helix Race e*spec Chainring – Avinox, Black 36T

A premium 1‑piece forged‑and‑machined 7075‑AL chainring engineered specifically for Avinox motors. Lightweight, stiff, long‑wearing, and fully cross‑compatible with Shimano®, SRAM®, TRP® 11/12‑speed — including SRAM T‑Type. Available in 36T with a precise 8 mm offset for a perfect 55 mm chainline.