Blue Square South Club Welling United have signed ex-Millwall Apprentice Jack Obersteller.
Obersteller, now 21, joins the Club from Grays and is a left-sided defender who made it through the Youth ranks to become a Reserve team regular while at the New Den.
He had a short loan spell with Crawley Town before signing a one-year contract for Wycombe Wanderers. He then joined Exeter City in the summer of 2008 before arriving at Grays towards the end of August.