Arsenal have announced the signing of midfielder Albert Sambi Lokonga from Belgian club Anderlecht on a long-term contract.

The Belgian has reportedly joined the club on a five-year deal after the Gunners agreed an initial €17.5 million with the Belgian giants.

The deal could rise to €21m with performance-based add-ons involved.

A statement from the club’s official website read: “Albert Sambi Lokonga has joined us from Anderlecht on a long-term contract.”