Overview
The Kanstul 1588 is a professional large-bore tenor trombone designed for players who want the familiar breadth and stability of classic symphonic instruments, paired with the flexibility and balance that defined Kanstul’s best work. Built around a .547 bore with an open-wrap F-attachment and an 8.5" yellow brass bell, this model delivers a broad, centered sound with smooth response and excellent control throughout the range.
For players accustomed to instruments like the Bach 42BO or Conn 88H, the 1588 will feel immediately comfortable — but with a slightly lighter, more agile playing feel and a refined tonal character that adapts easily across orchestral, wind ensemble, and chamber settings.
Player Perspective
The 1588 offers a stable, confidence-inspiring response without feeling rigid. The yellow brass bell produces a clear, projecting sound with enough warmth to blend naturally in section playing while still carrying presence when needed. Articulation remains clean, and the horn opens smoothly at higher dynamics without spreading or losing focus.
Kanstul’s Controlled Resistance rotary valve provides even airflow through the F-attachment, helping the trigger register feel consistent and predictable. Notes below low F speak easily, and the horn maintains secure slotting without feeling locked in. Overall balance in the hands is excellent, contributing to a relaxed, ergonomic playing experience during longer rehearsals or performances.
Setup & Playing Feel
This trombone features a wide handslide with a nickel-silver end crook and a removable leadpipe, allowing subtle adjustment of response to suit the player. The slide is exceptionally smooth, properly aligned, and tension-free — the kind of slide that disappears under the hand and never draws attention to itself. Valve action is quiet, fast, and reliable, suitable for orchestral, studio, and solo use.
Condition Summary
This is an adult-owned, lightly used instrument in excellent condition. There is no history of damage or repair, and the lacquer finish remains among the best examples seen on a pre-owned Kanstul trombone. After inspection and play testing, no service needs were identified. The instrument presents cleanly and plays exactly as a professional-level tenor trombone should.
What’s Included
Kanstul 1588 large bore tenor trombone
One removable leadpipe
Black Cordura Cronkhite backpack-style gig bag in excellent condition
Questions Trombone Players Often Ask
What sets the Kanstul 1588 apart from other large-bore tenors?
The 1588 combines traditional .547 bore dimensions with Kanstul’s Controlled Resistance valve design, offering a broad, warm sound with smooth airflow and a slightly more flexible feel than many classic symphonic models.
Is this a true professional model?
Yes. During its production run, the 1588 was Kanstul’s top-tier large bore tenor trombone, built to professional standards and suitable for orchestral, chamber, and solo performance.
How does it compare to a Bach 42BO or Conn 88H?
The 1588 offers similar projection and tonal breadth, with a lighter, more responsive feel and a touch more flexibility. Many players find it a compelling alternative that balances control and openness.
Does it include a case?
Yes. This instrument includes a black Cordura Cronkhite backpack-style gig bag in excellent condition.
Background & Context
Kanstul Musical Instruments was founded by Zig Kanstul in Anaheim, California, and produced professional brass instruments from 1981 until closing in 2019. Known for precision craftsmanship and an artist-driven approach, Kanstul trombones remain highly regarded by players seeking American-built instruments with distinctive feel and sound.
According to the 2019 Kanstul catalog, the 1588 carried an MSRP of $4,020, with typical dealer pricing around $3,000 when new. With production discontinued, clean examples in excellent condition are becoming increasingly difficult to find.
Next Steps
🔎 Browse all trombones currently in stock to compare similar large bore options.
🔄 Considering a trade-in (full or partial)? Complete our Trade-In Form ✍️ to explore your upgrade options.
📚 Curious about Kanstul instruments? Explore our Kanstul Trombone Archive to see notable examples we’ve sold in the past.
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