UltraEdge Heavy Grade is 23% off right now to make up for it being out of stock while the 15% sale was going on. The additional 8% off is to help offset the shipping cost. We're really trying to squeeze every last cent of savings out of these blades for yall.
The blade comes with a blade tip, of course, but if you want another one just in case, it's this one:
http://www.ultrasabers.com/product_p/parts-rtipheavy.htm