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Amazon.com : SR SUNTOUR Suspension Seatpost 27.2/28.6/30.0/30.4/30.8/30.9/31.6/33.9 x 350mm with Cover(SP12-NCX) : Sports & Outdoors
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Amazon.com : SR Suntour SP12 NCX 30.9X350mm Suspension Seat Post with Protective Cover Black : Sports & Outdoors
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Bike Suspension Seatpost SR SUNTOUR NCX Mountain 50mm Travel 350mm *27.2/ 30.9/31.6/30.8/30/33.9mm Bicycle-Seat Post-Tube
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