Order Now: Tel 1-519-658-2925 • Fax 1-519-658-6925 • www.speedsystem.com • speedback@speedsystem.com | 21 Hills Dual-Geometry™ Wire for Anterior Retraction Intended specifically for anterior retraction, this design features a slightly undersized round posterior diameter. This reduced posterior cross section minimizes contact between the SPEED Spring Clip and the archwire, reducing friction, and ensuring optimal efficiency of tooth movement during space closure and retraction. Hills Posterior Translation - Dimensions Hills Anterior Retraction - Dimensions Arch Arch Slot Size Slot Size Arch Size Arch Size .021 x .021 x .020 x 38 mm Anterior Length .021 x .021 x .020 x 34 mm Anterior Length .021 x .021 x .018 x 38 mm Anterior Length .021 x .021 x .018 x 34 mm Anterior Length .018 x .018 x .018 x 38 mm Anterior Length .018 x .018 x .018 x 34 mm Anterior Length .018 x .018 x .017 x 38 mm Anterior Length .018 x .018 x .017 x 34 mm Anterior Length .021 x .021 x .020 x 28 mm Anterior Length .021 x .021 x .020 x 26 mm Anterior Length .021 x .021 x .018 x 28 mm Anterior Length .021 x .021 x .018 x 26 mm Anterior Length .018 x .018 x .018 x 28 mm Anterior Length .018 x .018 x .018 x 26 mm Anterior Length .018 x .018 x .017 x 28 mm Anterior Length .018 x .018 x .017 x 26 mm Anterior Length Upper Upper Upper Upper Lower Lower Lower Lower Large Medium Small Large Medium Small .022 .022 Large Medium Small Large Medium Small .018 .018 Slightly undersized posterior section minimizes frictional resistance facilitating optimal efficiency during space closure and anterior retraction. Hespeler Orthodontics | Archwires
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