Operates like Apple Archery's Model 0042 Pro Comp press but has arms that are at an upright angle. Less arm angle allows user to compress shorter bows including crossbows and junior size bows. Increased arm height allows compression of crossbows without removing accessories. NOTE: bench must have a 2-1/2" diameter hole through it to mount the press and clear the jack ram. You can buy used for $362.57. Buy it today from Amazom.com! (http://www.amazon.com/exec/obidos/redirect?link_code=ur2&tag=wingstech-20&camp=1789&creative=9325&path=http%3A%2F%2Fwww.amazon.com%2Fgp%2Fproduct%2F B0000AVEVL%2Fqid%3D1145290417%2Fsr%3D1-37%2Fref%3Dsr_1_37%3F%255Fencoding%3DUTF8%26n%3D33 75301%26s%3Dsporting-goods%26v%3Dglance)