R6 Titanium Alloy Standard/Narrow Ring. R7 1.0 Orange Nickel Titanium Orange Universal Ring. It is well combined with the tooth body, and the foot extends into the inverted concave area, so that the retention is stable to prevent slippage.
R6 Titanium Alloy Standard/Narrow Ring. R7 1.0 Orange Nickel Titanium Orange Universal Ring. It is well combined with the tooth body, and the foot extends into the inverted concave area, so that the retention is stable to prevent slippage.