Kimber BiFocal XL vs. Carbon 18 XL + Jumpérs

Greetings, I have Bryston 7BSST mono amps with ProAc D38R speakers and am thinking of bi-wiring with Kimber Kable BiFocal XL. I need guidance to make this decision, although I also like the Carbon 18 XL + jumpers. I will appreciate your comments.