uxcell M3x35mm Female Thread Hex Aluminum Pillar Column 10pcs for Quadcopter Country of Manufacture: CHINA; Material: Aluminum Net Weight: 18g; Package Content: 10 x Hex Aluminum Column Main Color: Black; Total Length: 35mm/ 1.4" Female Thread Dia: M3; Dual Ends Hex Size: 6mm/ 0.24" Pillar Shaft Dia: 4.8mm/ 0.19"