Let Jbk Bowstring's Build Your Next Set Of String's.jbk Bowstring's Is Now Excepting Paypal,for The Next 15 Sets From The Day You Receive Your String's You Have A Ten Day Window To Test And Return To Me If You Are Not Happy.as Long As They Are Returned Within The Ten Days You Will Receive A Refund Less Shipping. We Use 452x And Excel. A Single Cam Set Is 60.00 Tyd A Two Cam Set Is 65.00 Tyd If Interested Pm Me Or E-mail Me @jcharest1@roadrunner.com Thank You,jeff