Schaefer Stainless Steel Fiddle Block with Becket SCHAEFER WIRE BLOCKS The Seitech spread is wider

The Seitech spread is wider and therefore you need the appropriate axle tube

Recent refinements lowered the pin’s profile to avoid snagging the jib sheets during tacks

Attachment point for pin release lines

Max Wire: 1/8 in

Diameter: 6MM or 1/4"

Schaefer Stainless Steel Fiddle Block with Becket SCHAEFER WIRE BLOCKS The Seitech spread is widerProduct Description Schaefer Stainless Steel Fiddle Block with Becket Fiddle block with stainless steel cheeks and becket. Works with 705 45 for a 4: 1 purchase. Delrin(tm) sheaves feature a single top sheave and two in line sheaves to spread the load reducing friction and chafe. Swivel head design may be locked in place to avoid twist. Removable becket allows for pre spliced lines to be used. Specifications: Upper Sheave Dia.: 2 3 8 in. (60 mm) Lower