Detail 01
Large/Long (19 x 31 x 71 mm)
Long enough to cross all six strings and cover most of the neck without repositioning. Also the heaviest of the three sizes.

Independent shopping perspective
Joe Perry signature slide in the Large/Long size, 71 mm long at U.S. ring size 9. For slide players with larger fingers wanting multi-string coverage.

Strong match
Consider the trade-offs
What matters in use
Catalog numbers tell only part of the story. These are the details most likely to change how this product feels, sounds, or fits into a setup.
Detail 01
Long enough to cross all six strings and cover most of the neck without repositioning. Also the heaviest of the three sizes.
Detail 02
Fit is what makes a slide usable. Too loose and it wobbles or falls; too tight and you can't control the angle.
Detail 03
Small/Short (size 5-3/8), Small/Long (size 7-3/4) and this Large/Long. Length and bore change independently, so match both.
Detail 04
Extra length adds mass and sustain but makes it harder to mute strings behind the slide with your palm.
Detail 05
A specific size and finish rather than a different playing mechanism. It behaves like any slide of the same dimensions.
Final check
Product questions
Straight answers to the questions shoppers most often ask about this product.
Most players use the ring or pinky finger, which leaves the remaining fingers free to fret and to mute behind the slide. Pinky use needs a looser fit.
U.S. ring size 9. If your fingers are smaller, the Small/Long or Small/Short versions are the better match.
Usually yes. Low action makes the slide rattle against the frets, so slide players typically raise the action and often go to heavier strings.
Only if you play across all six strings. Short slides are easier to control and mute for single-string and partial-chord work.
Reference
The complete catalog record, organized around the decisions musicians make when comparing gear.