The Covaris® M220 miniTUBE Accessory Kit is ideally suited for Ion PGM™ users requiring large DNA fragments for their applications (mate-paired libraries, etc), providing tight DNA fragment distributions centered on 2,000, 3,000 or 5,000 bp. The kit includes a holder, 25 clear miniTUBEs for 2 kb fragments, 25 blue miniTUBEs for 3 kb fragments, and 25 red miniTUBEs for 5 kb fragments. The kit also includes a preparation station for easy loading and unloading of sample into the miniTUBEs.