Check the listing for details. Schaefer 2 Series Single Block 27mm Max Line 5/16". Condition: Used. Listed at 19.99 USD. Schaefer Front/Side Single Block Used-In good working condition.Schaefer Part #02Offered is the older version of this 02-03 Schaefer Block. Here's What Schaefer has to say about the current version of this block: Single Block with Front-Side (Shackle can be rotated 90 degrees for installation) Shackle and Becket. Delrin(tm) sheave on plain bearing provides smooth operation and high safe working loads. Sheave Dia. 1-1/16" (27 mm)Pin dia. 3/16" (5 mm) L 3.2" (81 mm) W 1.24" (32 mm)T 5/8" (17 mm)SWL 900 lbs. (410 kg)Weight 1.5 oz. (47 g) Max Line 5/16" (9mm) Dealer list on the new version of this block is $62.05.We have tons and tons of used Beach Cat parts. Everything from hulls to sails and all the little stuff thats 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 glade 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 noticable defects, we make every effort to point them out. Happy to combine shipping for multiple purchases. We will ship international, please request a quote.