The  Plus Clip-On Silencer & Chip Deflector with strap. 

• This silencer is for use on most major Bench Brake Lathes.
• This silencer includes a Velcro strap that prevents the silencer from rising during use.
• It has thicker pads for longer use and more dampening power.
• Its patented design allows for it to fit on the cutting head without having to extend the tool holders out.
• Made in the U.S.A.