Check the listing for details. Schaefer Single 2" Block Max Line 7/16" Line 5 Series. Condition: Used. Listed at 33.99 USD. Schaefer Single 5 Series BlockUsed. Aluminum & Stainless Construction. Sheave Diameter: 2" Max Line Diameter: 7/16" Works fine. Shows normal wear from use and exposure. We have tons and tons of used Beach Cat parts. Everything from hulls to sails and all the little stuff that's hard to find. If you are needing something for you Hobie, Nacra, Prindle or Solcat and don't see it on auction, send me an email and I will be glad to list it for you if we have it. Please remember all our Cat parts are used and expect them to show signs of use. Most could stand to be cleaned or polished. If we see any noticeable defects, we make every effort to point them out. Happy to combine shipping for multiple purchases. We will ship international, please request a quote.