Check the listing for details. Pro-Ject Record Puck PRO Universal Record Weight Improves Sound for Turntables. Condition: New. Listed at 69.00 USD. Pro-Ject Record Puck PRO Universal Record Weight Improves Sound for Turntables Improves Timing, Depth, and Clarity Pro-Ject's Record Puck PRO ensures a firm fit between the record and the turntable platter. Record pucks use mass to secure the record yielding improvements in the timing, depth, and clarity of the music. It weighs 190 grams and is made from handsome machined aluminum and is nickel plated. The Record Puck PRO will help dampen vibration as well as holding your record in place on the platter. It also optimizes playback of warped LPs. A layer of felt on the bottom of the puck protects your record label. The Record Puck PRO is 3.1" in diameter and 0.63" thick. Features: Ensures a firm fit between LP and turntable platter Machined from nickel-plated aluminum Reduces unwanted vibrations Optimizes playback of warped LPs Felt mat on the underside protect the record label Specs: Dimensions: 3.1" diameter × 0.63" thick Weight: 0.42 lb.