Extended Description

• Description: Masport / Jetfast / Big Bob Disc Boss Metric Bolt Set
• Replaces OEM: Masport: 580083
• Fits: Selected Masport, Big Bob and Jetfast models
• Standard Pack Quantity: 1
• Brand: Masport - Non Genuine, Jetfast - Non Genuine, Big Bob - Non Genuine,
• Product Line: Blade, boss, bolt, kit, set
• Standard Pack Quantity: 1
• Brand: Masport - Non Genuine, Jetfast - Non Genuine, Big Bob - Non Genuine,
• Product Line: Blade, boss, bolt, kit, set

Copyright © Roy Gripske & Sons Pty. Ltd. 2013~2026. All Rights Reserved.

• Description:
• Non-Genuine
• Flymo,
• Jetfast - SupaSwift,
• Masport,
• Weed Eater,
• Disc Boss Metric Mounting Bolt Kit
  
  

• Flymo

• Fits: Flymo selected domestic lawn mower models as the disc boss mounting bolt kit.
  

• Jetfast - SupaSwift

• Fits: 18" (457 mm) cut Jetfast - SupaSwift Little Bob Utility 645, 645KP, 645XP side discharge domestic walk-behind lawn mower models and 767 model rear catcher domestic walk-behind lawn mower models as the disc boss mounting bolt kit.
• Fits: 19" (483 mm) cut Jetfast - SupaSwift 787 rear catcher domestic walk behind lawn mower models as the disc boss mounting bolt kit.
• Fits: 21" (533 mm) cut Jetfast - SupaSwift Big Bob Utility 653, 653KP and 653HP side discharge domestic walk-behind lawn mower models as the disc boss mounting bolt kit.
  

• Masport

• Fits: Masport selected lawn mower models as the metric disc boss mounting bolt kit.
  

• Weed Eater

• Fits: Weed Eater selected domestic lawn mower models as the disc boss mounting bolt kit.
  
• 
  
• 
  
• Kit Consists of:
  • BLH278 x 1 qty (3/8" x 24 UNF x 1" Crankshaft Centre Bolt)
• • M6 x 20 mm metric outer disc boss mounting bolts x 3 qty
• • BLH5131 x 3 qty (M6 Spring Washers)
• • BLH1421 x 3 qty (Flat Washers)
• • KEY728 x 1 qty (5/32" x 5/8" woodruff key)
  
  
• Standard Pack Quantity: 1 Kit
  
• Please Note: Use with our part number BLH1755 disc boss.
  

Copyright © Roy Gripske & Sons Pty. Ltd. 2013~2026. All Rights Reserved.