Features:

For more than a generation, Schilke trombone mouthpiece models have been accepted as the top choice for the serious trombone or euphonium player. These classic models feature comfortable rim profiles and unique cup shapes.

Model	mm	inches	throat	Description
5A4	15.84	.624	26	Small cup diameter which aids upper register. This is a popular piccolo mouthpiece.
6A4a	15.99	.630	27	A shallow ‘A” cup with cushion #4 rim for extreme high register work.
7B4	16.08	.633	26	Excellent for the player with thin lips. A #4 rim provides good endurance with a brilliant tone.
8A4	16.25	.640	26	The slightly funnel-shaped cup at the entrance to the throat provides a good tone and the #4 semi-flat rim gives superior endurance.
8E2	16.15	.636	26	The deep funnel-shaped cup provides a smooth tone and is very flexible in all registers. Recommended for cornet players.
9	16.33	.643	26	Standard characteristics allow for a full penetrating tone quality.
9C4	16.36	.644	26	Like the #9, however the #4 semi-flat rim provides excellent endurance.
10A4a	16.43	.647	27	The combination of the shallow “A” cup, semi-flat #4 rim and tight “a” backbore assists with upper register work.
10A4	16.43	.647	27	Same as the 10A4a but with a standard “c” backbore, which offers less resistance.
10B4	16.43	.643	26	A medium-small funnel-shaped “B” cup offers both a quality sound and support in the register
11A	16.51	.650	26	This rim size and contour is similar to the #11 but with a shallower “A” cup.
11AX	16.51	.650	27	This model was developed for the Schilke piccolo trumpets. The “x’ backbore improves the ease of playing and opens up the sound on the piccolo. Also available in a trumpet shank.
11C2	16.51	.650	26	Similar to the #11 featuring a slightly rounded #2 rim countour.
11	16.53	.653	26	A superior mouthpiece with standard characteristics for a free blowing mouthpiece.
11D4	16.58	.653	26	Slightly deeper than the #11 with a #4 semi-flat rim, which provides a definate cushion feel for endurance.
11E	16.58	.653	26	The large funnel-shaped cup encourages a big round tone, ideal for cornet.
12A4a	16.71	.658	27	Similar to the 12B4 but with a shallow “A” cup, tight “a” backbore which adds both endurance and range.
12A4	16.71	.658	27	This mouthpiece is the same as a 12A4a but with a standard “c” backbore.
12B4	16.71	.658	26	This medium-small conical “B” cup provides a full tone and the #4 semi-flat rim allows for more endurance.
12	16.69	.657	26	A traditional medium size mouthpiece that includes a #3 standard rim and “c” backbore allows the player a full spectrum of sound.
13A4a	16.76	.660	27	The shallow “A” cup, semi-flat #4 rim and tight “a” backbore creates an ideal lead mouthpiece.
13A4	16.76	.660	27	Same as the 13A4a but with the standard “c” backbore which allows a freer blowing feel.
13B	16.77	.660	26	This mouthpiece has a “B” cup that is slightly deeper than the 13A4 and also offers a narrower, round rim.
13	16.89	.665	26	Ideal choice for a student or developing player with standard #3 rim contour. Rounder rim provides increased flexibility and quick response. “C” cup offers volume for tone.
13C4	16.89	.665	26	A somewhat sharp inner-edge combined with a funnel-shaped “C” cup offers a clear tone. The #4 semi-flat rim adds increased endurance.
13D4	16.89	.665	27	Best option for a player looking for a thick, rich, weighted sound. Medium large ‘D’ cup offers a tone that is colorful with depth. #4 semi-flat rim affords comfort with sharper bite for superior articulation clarity. Diameter ideal for all players from student to professional.
14A4a	17.09	.673	27	One of our most popular mouthpieces, the 14A4a offers a shallow “A” cup, semi-flat #4 rim and tight “a” backbore allows a player a strong upper register without sacrificing tonal production.
14A4	17.09	.673	27	Same as the 14A4a but with a standard “c” backbore which offers a more “open” feel.
14A4x	17.09	.673	27	Based on the popular 14A4a, this mouthpiece creates a very open blowing feel with the large “x” backbore. This backbore improves the ease of playing and opens up the sound of our piccolo trumpet. Also ideal for Eb soprano cornet.
14B	17.02	.670	26	Similar to the #14 but with a “B” (medium-small) cup size.
14C2	17.02	.670	26	This “C” cup and #2 semi-rounded rim produces a rather large tone and good center.
14	17.02	.670	26	With a standard rim, cup and backbore, the 14 is an excellent choice for all around playing.
15A4a	17.14	.675	27	A larger diameter mouthpiece with a shallow “A” cup and tight “a” backbore for upper register playing. #4 semi-flat rim offers comfort in upper register.
15A4	17.14	.675	27	Same as the 15A4a but with a larger “c” backbore for an open feel.
15B	17.12	.674	26	With the same diameter as the #15, this mouthpiece includes “B” style cup which produces a more brilliant sound than the standard #15 mouthpiece.
15	17.12	.674	26	An excellent all-around mouthpiece which offers a free blowing, clear sound.
15C4	17.14	.675	26	This mouthpiece is similar to the #15 but with the #4 semi-flat rim for increased endurance.
16B4	17.2	.677	26	Same as the #16C4 except the shallower, medium-small “B” cup offers more resistance, providing a brighter quality of sound. The 16B4 is an excellent choice for Eb trumpet when a player requires a bigger rim diameter.
16C4	17.2	.677	26	Similar to the 16 in dimensions, this mouthpiece offers our #4 semi-flat rim for a more traditional feel and increased endurance.
16	17.2	.677	26	With all the standard Schilke charactistics, this medium-large diameter mouthpiece produces a full, free blowing quality.
16C2	17.2	.677	26	This model offers the same options as the 16, but instead offers a #2 rim for increased flexibility.
17B4	17.33	.682	26	Well suited for the player looking for a shallower cup in a larger diameter. Medium-small “B” cup offers more brilliance for projection with #4 semi-flat rim for comfort.
17	17.33	.682	26	A compromise of all the medium characteristics, this mouthpiece is an excellent medium to large diameter mouthpiece.
17D4	17.33	.682	26	This mouthpiece includes a deeper “D” cup and #4 semi-flat rim for improved endurance.
17D4d	17.33	.682	26	A larger blowing mouthpiece than the 17D4 because of the increase “d” backbore.
18B4	17.52	.690	26	Ideal for a classical player looking for a commercial sound, the medium shallow cup and semi-flat rim provide resistance and comfort for upper register playing. Cup shape offers some sparkle in the sound with enough volume for tone.
18	17.52	.690	26	The high point being nearer to the center makes this mouthpiece feel smaller than it is. The standard characteristics produce a rich, brilliant tone
18C3d	17.52	.690	26	Similar in dimension to the 18 but with a larger “d” backbore producing a large, teutonic tone.
19	17.65	.695	26	The “C” cup, #3 rim and standard “c” backbore are similar to the #20 but with a slightly smaller diameter
20	17.78	.700	26	This large diameter is for the robust embouchure. Original mouthpiece of choice for Renold O. Schilke.
20D2d	17.73	.698	26	Similar to the #20 in diameter but includes a larger “D” style cup, #2 semi-round rim and larger “d” backbore.
22	18.03	.710	26	Similar to the #20 but with a larger inside dimeter.
24	18.29	.720	26	Our largest cup diameter offered. This mouthpiece provides a huge volume of sound.