GR Technologies 63.5FD Flugelhorn Mouthpiece Equivalents

Cross-brand alternatives to the GR Technologies 63.5FD flugelhorn mouthpiece. 0 verified equivalents and 12 spec-matched alternatives ranked by similarity.

Reference mouthpiece

Cup: 16.13mm Depth: Deep Rim: — Throat: —

The GR Technologies 63.5FD is a flugelhorn mouthpiece with a 16.13mm cup diameter and deep cup depth.

Similar by specs (12)
82%
16.00mm · Deep · Throat —
Cup: -0.13mm Depth: same
82%
16.26mm · Deep · Throat —
Cup: +0.13mm Depth: same
82%
Bob Reeves 41/DF Spec match
16.27mm · Deep · Throat —
Cup: +0.14mm Depth: same
80%
Bob Reeves 40/DF Spec match
15.88mm · Deep · Throat —
Cup: -0.25mm Depth: same
78%
16.50mm · Deep · Throat —
Cup: +0.37mm Depth: same
78%
16.50mm · Deep · Throat —
Cup: +0.37mm Depth: same
77%
15.75mm · Deep · Throat —
Cup: -0.38mm Depth: same
77%
15.75mm · Deep · Throat —
Cup: -0.38mm Depth: same
75%
Giardinelli 10FL Spec match
16.00mm · V.Deep · Throat —
Cup: -0.13mm Depth: +1
75%
16.00mm · Medium · Throat —
Cup: -0.13mm Depth: -1
75%
16.26mm · Medium · Throat —
Cup: +0.13mm Depth: -1
75%
Schilke 6F4 Spec match
15.99mm · Medium · Throat —
Cup: -0.14mm Depth: -1
Specifications
Deep Cup Flugelhorn Small Shank Flugelhorn

Frequently asked questions

What mouthpiece is equivalent to the GR Technologies 63.5FD?

Based on spec matching, the closest alternatives include GR Technologies 63FD with similar cup diameter and depth.

How do I find a cross-brand alternative to the GR Technologies 63.5FD?

Match cup diameter (the GR Technologies 63.5FD measures 16.13mm), cup depth (deep), and throat diameter (—). Our equivalence algorithm weighs these dimensions to find the closest matches from other brands.