Jason will be posting pricing sometime soon, we just got the p/n# but Jason mentioned around $120 for a 7 adjustable rebuild-able unit, he has the final word on pricing.
The part number you need is as follows:
7-Way Non-Rebuildable: BTS-S51-(B,BK,R, or S)
7-Way Rebuildable: BTS-RB51-(B,BK,R, or S)
11-Way Rebuildable Polished Aluminum Finish: BTS-ERB51-(B,BK,R, or S)
11-Way Rebuildable Carbon Finish: BTS-CB51-(B,BK,R, or S)
*B-Blue, BK-Black, R-Red, S-Silver