I recently purchase a pair of CT-6 bookshelf speakers and a CTC-20 center. I am looking for recommendations as to matching surrounds. Thanks!

Ok all of you home theater guru's. These are older Axiom speakers. I'm looking to identify similar/matching surrounds.

Axiom CT-6:
SPECIFICATIONS
• Enclosure: Reflex
• Max Amp Power: 150 Watts
• Frequency Response +/-3db: 45-22 KHz
• Impedance: 8 Ohms
• Room Sens 1w/1m: 89db
• Woofer: 6.5"
• Tweeter: (titanium): .75"
• Dimensions (H x W x D): 13.1 x 7.8 x 10in
• Weight: 10.5Lbs
• Clean, room-friendly styling
• Black Ash finish

Axiom CTC-20 Centre Speaker:
SPECIFICATIONS
• Enclosure: Reflex
• Max Amp Power: 150 Watts
• Frequency Response +/-3db: 70-22 KHz
• Impedance: 8 Ohms
• Room Sens 1w/1m: 92db
• Woofer: 2 x 5.25"
• Tweeter: (titanium): .75"
• Dimensions (H x W x D): 6.6 x 15.7 x 6.4in
• Weight: 8.5Lbs
• Clean, room-friendly styling
• Black Ash finish