Quadcopter M3x10mm Female/Male Thread Hex Aluminum Pillar Column 10pcs Country of Manufacture: CHINA; Material: Aluminum; Net Weight: 8g Package Content: 10 x Hex Aluminum Column; Main Color: Black Total Length: 15mm/ 0.6"; Pillar Shaft Dia: 4.8mm/ 0.19" Hex Size: 6mm/ 0.24"; Thread: M3 Female to M3 Male Length(Not Include Male Thread Tip): 10mm/ 0.4"; Male Thread Tip Length: 5mm/ 0.2"