Eagle BBM RB 4340 Forged Crank 4.375 Stroke Arc Lighting Welding required to mount pedal

Welding required to mount pedal tab to pedal

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Eagle BBM RB 4340 Forged Crank 4.375 Stroke Arc Lighting Welding required to mount pedalEagle forged 4340 steel cranks feature a non twist forging, . 125" fillet radiuses for superior strength so chamfered narrowed bearings required, nitrided surface, &amp micropolished to &lt 2 ra. Intended for the most demanding applicationForged AISI ASME certified 4340 steel with multi stage heat treatment for superior strength Service: Eagle connecting rods and cranks are designed and manufactured to our specifications. Some simply purchase generic