The Original Rivetless Chain Since 1908

Filler Blocks

Filler Block Style 2  Filler Block Style 3

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Filler Blocks - Available Sizes
Chain Size Style 2 Style 3
458 - √ MI
468 - √ MI
678 - √ MI/CS
698 - √ MI/CS
998 √ MI -
9118 √ MI -
9148 √ MI/CS -

MI = Malleable Iron, CS = Cast Steel

Dimensions, Filler Blocks

Chain Size Style Part# A B C E F G I (Bolt Dia) Approx
Weight (#)
Material*
458 3 4A3B 21/4" 13/8" - 5/16" 5/16" 5/8" 1/2" 0.60 MI
468 3 4A3A 17/8" 17/16" - 5/16" 7/16" 7/8" 1/2" 0.60 MI
678 3 6A3B 35/8" 113/16" - 5/16" 5/16" 23/32" 5/8" 0.90 MI & CS
698 3 6A3 211/32" 23/8" - 11/32" 7/16" 27/32" 3/4" 0.92 MI & CS
998 2 9A3 531/32" 23/8" 33/4" 3/8" 7/16" 7/8" 5/8" 1.75 MI
9118 2 9A3B 53/8" 3" 35/32" 3/8" 9/16" 11/16" 3/4" 2.15 MI
9148 2 9A3R 43/8" 31/4" 21/2" 3/8" 11/16" 13/16" 3/4" 2.81 MI & CS

*Material: MI = Malleable Iron; CS = Cast Steel

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filler block style 2 large

filler block style 2 large