1000pcs 4x2.7mm Micro Link Hair Extension Beads With Screw Thread, 7 Color. Introducing Our Versatile Micro Rings with Screws, an Essential for Those Seeking High-quality and Durable Solutions for Their Crafting or Assembly Projects. Crafted from Premium Aluminum, These Micro Rings Measure 4mm in Outer Diameter, 2.7mm in Inner Diameter, and 2.7mm in Length, Making Them Perfect for Detailed Work. With a Wide Selection of 7 Color Options, Including Black, Dark Brown, Brown, Dark Blonde, Blonde, Gray Blonde, and Light Brown, You Can Easily Match or Contrast Shades to Your Needs. Each Purchase Includes a Generous Package of 1000 Pieces, Ensuring You Have Plenty for All Your Projects. Customization is Available to Suit Your Specific Requirements. Features: - Material: Premium Aluminum - Size: 4mm X 2.7mm X 2.7mm (Outer Diameter X Inner Diameter X Length) - Available Colors: Black, Dark Brown, Brown, Dark Blonde, Blonde, Gray Blonde, Light Brown - Quantity: 1000 Pieces Per Bag - Customization: Yes, Available Upon Request Note: By Default, Black Color Will Be Shipped if No Preference is Specified.. Your order tracking code will be sent on shipping and takes up to 5 days to show live information.