BLH2307 - Jetfast - SupaSwift Disc Boss Metric Mounting Bolt Kit

A aftermarket replacement component, made to match original specifications for a reliable fit. 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. - 19" (483 mm) cut Jetfast - SupaSwift 787 rear catcher domestic walk behind lawn mower models as the disc boss mounting bolt kit. - 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. 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: 1 Kit