Wanyifa Titanium M5x12mm with Washers Bicycle Water Bottle Cage Hex Bolts Pack of 4 Material: 6AL/4V(TC4)Titanium Alloy,Grade 5 Thread Pitch : 0.8mm;Head Size : 10 x 5mm/ 0.4" x 0.2" (D*H);Washer Size : 10 x 0.8mm/ 0.4" x 0.03" (D*Thickness) Total Size : 17 x 10mm/ 0.7" x 0.4" (L*D);Hex Key Flat Size : 4mm/0.16" Weight : about 2g/pcs Package Content : 4 x Taper Head Bolt with Washer