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Description Spec.
Type WPS#
List
BOX Titanium BB 108mm square
91-9165 $139.00
BOX Titanium BB 113mm square
91-9166 139.00
This may be the best looking and performing square taper bottom
bracket on the market. Featuring a hollow, custom plated, titanium
spindle, precision sealed bearings, cold forged and CNC-machined
cups and a carbon fiber center seal, the BOX square taper BB is the
ideal up grade for any young rider looking for an advantage.
BOX TITANIUM BOTTOM BRACKETS
BOTTOM BRACKET
SC-1 AND ST-1 BOTTOM BRACKETS
SC-1 bottom brackets are the perfect choice for those who still prefer
the low weight and simplicity of square taper cranks. Each bottom
bracket is hand assembled using a hollow chromoly spindle, preci-
sion sealed bearings, forged and CNC-machined alloy cups and a
composite center spacer/seal.
The ST-1 is Promax’s lowest price bottom bracket. Each bottom
bracket is hand assembled using a steel spindle, sealed bear-
ings, forged and CNC-machined alloy cups and a composite center
spacer/seal
Description Length Type WPS#
List
PROMAX SC-1 BOTTOM BRACKETS
SC-1 Cro-mo BB 108mm Square
91-9147 $39.99
SC-1 Cro-mo BB 113mm Square
91-9148 39.99
PROMAX ST-1 BOTTOM BRACKETS
ST-1 Steel BB
113mm Square
91-9143 $24.99
Description Spec.
Type WPS# List
Square Taper BB 113mm square
91-9168 $19.95
Square Taper BB 118mm square
91-9169 19.95
• Great replacement BB
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