18pcs Aluminum Bobbins W Bobbin Case for Lockstitch Sewing Machine, Silver Tone 2.5mm X 25mm 5 x 71 x 102mm

5 x 71 x 102mm / 3

Packing List: 2 x Duct Connector

Hole saw is perfect for Installing Locks

Easy to install of it and adjustable height as your require

PVC pipes are mainly in water pipes

18pcs Aluminum Bobbins W Bobbin Case for Lockstitch Sewing Machine, Silver Tone 2.5mm X 25mm 5 x 71 x 102mm1. The bobbin is used to wind the sewing thread, simple design style will meet your sewing needs; easy to thread and use, can help you quickly complete projects or make clothes. 2. These bobbins are made of aluminum, durable and practical, the bobbin is smooth and won't scrape the thread. 3. Sewing machine spools are standard sizes and can be used on most industrial sewing machines. Perfect wire bobbin for crafts making. 4. Multiple grids effectively