This 12" Sheave from Miller Industries is used on the Extension System and Boom Assembly of several Miller Wreckers. These include Century, Challenger and Vulcan Wreckers. Please see the features below for a list of wreckers and see the brochure tab for breakdowns.

• 12" Outside Diameter
• 2.5" Inner Hole Diameter
• 2" Width
  
  Fits:
• Century 1040B SDU (10/1994 - Current)
• Century 1040S SDU (08/2000 - Current)
• Century 1060 SDU 2 (12/1998 - Current)
• Century 1060S SDU2 (01/2000 - Current)
• Century 1060S SDU3 (03/2006 - Current)
• Century 1075S SDU4 (11/2007 - 07/2011)
• Century 1075S SDU4 REV A (07/2011 - Current)
• Century 1140 & 1130 SDU4 & LDU, REV A (11/2009 - Current)
• Challenger 6807 T50 (03/1996 - Current)
• Challenger 6807, 8807 & 9907 SDU2 (01/2002 - Current)
• Challenger 9909 & 8808 Rotators (12/2001 - Current)
• Challenger CH-45 (05/2000 - Current)
• Vulcan V-100 (11/2010 - Current)
• Product Dimensions: 12.000"L x 12.000"H x 2.000"H
• Inside Diameter: 2.5"
• Outside Diameter: 12"