RK 428KRO-132 O-Ring Chain LOC_1_BOL07 x 2 - MR8 x 2 FXDF 1690 Dyna Fat Bob

FXDF 1690 Dyna Fat Bob

Rear cassette-style mounting includes an O-ring to prevent water ingress to the wheel hub

the bobbin should take impact first

Length: 138 Colour: Gold Grade: Standard NS Pitch: 420 Sealed: No Type: SB Tensile Strength (Lbs): 4159 Tensile Strength (N): 18500

RK 428KRO-132 O-Ring Chain LOC_1_BOL07 x 2 - MR8 x 2 FXDF 1690 Dyna Fat BobRK 428 KRO Heavy duty sealed ring self coloured chain (black)There are many chain manufacturers in the motorcycle industry but most (including some Japanese manufacturers) only offer a single type of sealing ring, using a "one type fits all approach" which is used on all their drive chains. This can be inefficient depending on the intended use. . Different types of seals for different applications maximises efficiency and performanceRK currently has