Joker Driver Crystal One Holder Leather Darts Case Joker Driver × Third KRYSTAL ONE HOLDER There are some minor scratches typical of leather, but it's in relatively good condition. It has been shaved, giving it a cool finish. The Crystal One does not have any expansion parts. For reference, with a barrel length of 50mm, Condor Axe M Standard, and Condor Tip Ultimate setup, the top button is just barely able to close. ＜Storage＞ ・Crystal One Holder / 1 set ・Card storage space ・Tip holder for 6 tips