Pro Cycle - Carbon Ti X-Cap ฝาปิด Top cap บน stem ผลิตจากคาร์บอนไฟเบอร์เกรด 3K ดีไซน์สวยงามส่วนเรื่องน้ำหนักนั้นเบาหวิวหายห่วง | Facebook
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Amazon.com : COONIUM 1 1/8” (28.6mm) Headset Stem Top Cap, Carbon Fiber with M6 X 30 Titanium Compression Bolt for Road Bike and MTB : Sports & Outdoors
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Amazon.com : Wanyifa 1 1/8" 3K Carbon Fiber Cycling Headset Stem Top Cap with M6x35mm Titanium Bolt (Glossy with Blue) : Sports & Outdoors
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