Hidden helix

Without a baseVariant sold out or unavailable 16g (1.2mm) - 3/16" (4.75mm)Variant sold out or unavailable 16g (1.2mm) - 7/32" (5.5mm)Variant sold out or unavailable 16g (1.2mm) - 1/4" (6.4mm)Variant sold out or unavailable 16g (1.2mm) - 9/32" (7.15mm)Variant sold out or unavailable 16g (1.2mm) - 5/16" (8mm)Variant sold out or unavailable