Check the listing for details. PEKABE 515 Single Block Model Sailboat Yacht R/C. Condition: New. Listed at 19.95 USD. The Finest Model Yacht Fittings For over 40 years! PEKABE 1 Single * #515 Single Block Without Becket Pekabe basically uses only brass or stainless steel materials and fiber-reinforced plastic. Central to the Pekabe Range are the time tested model yacht blocks, well known to model yachtsmen all over the world. The 515 block, developed by Pekabe, is fitted with ball bearing mounted sheaves and sea water resistant NEOX lubricant. The 515 guarantees to maintain the distance between the side cheeks and jamb free rotation of the rope pulley! Specifications Length: 13/16" or 20mm Width: 3/8" or 10mm Body Thickness: 3/16" or 5mm Diameter: 5/16" or 8mm Weight: 1.85 grams Sheave PEKABE Shipping USA $4.00 PEKABE Shipping Worldwide $13.50 For Combined Shipping on all PEKABE Items PLEASE Request an Invoice before Payment Thank You!The Finest Model Yacht Fittings For over 40 years! PEKABE 1 Single * #515 Single Block Without Becket Pekabe basically uses only brass or stainless steel materials and fiber-reinforced plastic. Central to the Pekabe Range are the time tested model yacht blocks, well known to model yachtsmen all over the world. The 515 block, developed by Pekabe, is fitted with ball bearing mounted sheaves and sea water resistant NEOX lubricant. The 515 guarantees to maintain the distance between the side cheeks and jamb free rotation of the rope pulley! Specifications Length: 13/16" or 20mm Width: 3/8" or 10mm Body Thickness: 3/16" or 5mm Diameter: 5/16" or 8mm Weight: 1.85 grams Sheave PEKABE Shipping USA $4.00 PEKABE Shipping Worldwide $13.50 For Combined Shipping on all PEKABE Items PLEASE Request an Invoice before Payment Thank You!