This is a sole source requirement for the repair of two antenna pedestals, indicating the government intends to award to an already approved source under an existing agreement. The performance location is NAVSUP WSS Philadelphia. The induction period for the initial units is 365 calendar days from award, with a government option to extend that period by an additional 365 days. The contractor must propose pricing for a maximum of 10 units over the entire contract period, with separate pricing required for the second year if costs will change. Offers from unapproved sources must include a complete source approval submission with their proposal to be considered.