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OR

OR chains of the latest generation characterized by new and better performing round section O-rings. Light and strong, these sealed chains are engineered to meet the demands of each motorcycle application, providing long life in all conditions seen by road or off-road riders. Features include high carbon alloy pins, solid bushings, shot-peened plates and rollers. All O-ring chains are submitted to performanceenhancing pre-stretching. “Gold” outer plates on all chains except the 520 ORC6.

The O-ring series chains provide a huge improvement in wear against standard type chains.
 
 

CHAIN
Pitch Inner width Roller dia. Plate thickness Pin length Weight Average tensile strength
Outer Inner
Int. N°
Regina N° mm Inch mm Inch mm mm mm mm Kg/m Kg/100
Links
Lbs/100
Links
N Lbs
428
126 ORN 12,70
1/2
7,75 5/16 8,51 1,8 1,8 21,5 0,93 1,18 2,60 22000
4945
520 135 ORC6 15,875 5/8 6,35 1/4 10,23 2,0 2,0 20,4 1,03 1,64 3,60 33000 7417
520 135 ORN6 15,875 5/8 6,35 1/4 10,23 2,0 2,0 20,4 1,03 1,64 3,60 34000 7642
520 135 ORS6 15,875 5/8 6,35 1/4 10,23 2,2 2,2 21,2 1,10 1,74 3,84 35200 7912
525 137 ORS3 15,875 5/8 7,95 5/16 10,23 2,0 2,0 22,1 1,10 1,75 3,86 33800 7597
530 136 ORS2 15,875 5/8 9,53 3/8 10,23 2,2 2,2 24,5 1,23 1,96 4,32 35000 7867
530 136 ORT2 15,875 5/8 9,53 3/8 10,23 2,4 2,4 25,3 1,4 2,22 4,90 41000 9216
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