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O.S. Speed B21 Adam Drake Edition 2
O.S. Speed B21 Adam Drake Edition 2

O.S. Speed B21 Adam Drake Edition 2

Your Price:$389.00
Retail Price:$529.99
You Save:$140.99(27%)
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Part Number:1CH00

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O.S.SPEED B21 ADAM DRAKE EDITION 2 Has a newly designed crankshaft for further improved driving feeling. Incorporating the latest engine factors, such as the inner head using an “O” ring with reduced vibration and improved dust-proof performance, and the carburetor with a ball link that allows easy adjustment of the linkage used in B2103.

Blue anodized f6.5mm and f7.0mm reducers are included.
O.S.SPEED P3 gold plug, great for medium and low speed torque performance, is also included

Specs
Travel volume: 3.49cc / 0.213 cu.in.
Bore: 16.4mm / 0.646 in.
Stroke: 16.55mm / 0.652 in.
Output 2.65 ps / 2.61 hp / 34,000 r.p.m.
Practical rotation speed: 4,000-42,000 r.p.m.
Weight: 353g / 12.45oz

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