Pursuing an MBA after graduation in law can be a good choice. It can open up career opportunities in corporate law,  management roles in various industries.

For top private colleges in Delhi offering an MBA in Business Law, consider the following:

1. Indian Institute of Foreign Trade (IIFT) :IIFT offers programs that combine international business with legal aspects, which can be quite beneficial.

2. Amity University, Noida: Offers an MBA with a specialization in Business Law.

3. Jindal Global Law School, Sonipat (near Delhi): Offers a unique combination of law and business courses, including an MBA in Business Law.

4. Bharati Vidyapeeth Deemed University, New Delhi: Offers various MBA specializations, including ones that integrate law and business aspects.

5. FORE School of Management: Offers an MBA with a focus on International Business.

These institutions are known for their robust curriculum, experienced faculty, and good placement records.