ntroduction:
1). Special aviation aluminum alloy, high strength, impact resistance, twist and pressure. Machining process.
2). Surface treatment: high-mesh sand blasting machine and color quality pure matte black or silver. Ultra-low chemical residues, attached to a solid
3). Font Handling: Font clear mission, silk screening of non-mimeo, attached to a solid
Package Contents:
46mm-58mm Step-up ring x 1