3" long Hand blown glass on glass diffused sleeve. 14/19mm means its a 19mm sleeve that fits a 14mm glass on glass slide. We measure from the bo...

3.5" long 12mm sleeve for a standard pull carb water pipe. This sleeve fits a 9.5mm glass pull bowl and is not diffused. Measure the entire lengt...

3.75" Long Diffused Sleeve made by M&M Tech Scientific Glass. We measure from the bottom of the ground joint to the end of the sleeve. Each o...

Length: 3.5" Size: 18 male ground joint Connection: 14mm female slide connection Use the drop down menu to select your desired length. We measu...

3.5" long - Replacement for Silicone Water Pipes Smokin Js sells. These will not work as replacements for ground joint glass water pipes. Hand bl...

Hot off the torch! Our new Smokin Js hand blown glass on glass diffused sleeves. Our sleeves are use a 14/19mm ground joint, which means its a ...