Campagnolo N3W Sprocket Freehub Adapter & Lockring, Silver, 11t

Enables 11T‑Start Cassettes on N3W Freehubs – Restores the correct freehub length for mounting 10‑, 11‑ and 12‑speed Campagnolo cassettes with an 11‑tooth first sprocket Essential for Backward Compatibility – Allows modern N3W freehubs to work with classic Campagnolo drivetrain systems Complete Installation Kit – Includes adapter, metal extension ring, and dedicated long lockring required for correct cassette tightening Not Required for 9T/10T Systems – Separator is unnecessary for Ekar and Wireless cassettes designed specifically for N3W bodies Genuine Campagnolo Component – Manufactured to OE specifications for perfect fit, durability, and shifting precision Campagnolo Part Code: AC21-N3W