Groove Series Mouthpiece for Trumpet

The medium weight achieves our sound image of Trombone. It produces powerful sound at one stage, and produces a sound that encompasses the whole band on another occasion. Concentrating the center of gravity to the side of rim achieves excellent flexibilities and makes it comfortable to play all registers. The line is also well fit for Euphonium.

Mutual Specs:
Rim width=7.150mm    Rim top balance34%
Rim contour=Slightly Flat     Rim bite=Fairy sharp
Trombone (Small shank)
Model
name		 I.R.D
(mm)		 Cup
depth		 Throat
(mm)		 Backbore Description Reference Online
shop
Gold Silver
TB-S-9D 24.250 Mildly shallow 6.40 TB-ML Standard model for Jazz and studio musician. Its soft and clear sound fits for baryton horn as well. Bach 12C
TB-S-8D 24.625 Mildly shallow 6.40 TB-ML If TB-S-9D is too small, this model should be chosen. Due to the increase of flexibility, advanced player can play more expression. Bach 11C
TB-S-7D 25.000 Mildly shallow 6.40 TB-ML This model can cover a wide range of music genres. Playable from Jazz to brassband. Fits for alto trombone as well. Bach 7C (Shallower)
TB-S-7C Medium 6.80 TB-M 1 size deeper than TB-S-7D. Playable from Jazz to brassband. Schilke 47
TB-S-6C 25.375 Medium 6.80 TB-M The most popular model for brass band. If you dither, choose this model. There will be no problem. Bach 6-1/2AM
TB-S-6B Mildly deep 7.10 TB-M 1 size deeper than TB-S-6C. Its soft sound fits not only trombone but also euphonium. Schilke 50
TB-S-5C 25.750 Medium 6.80 TB-M 1 size larger than TB-S-6C. Powerful sound well fits for trombonist in a large brass band. Bach 5G (shallower and larger)
TB-S-5B Mildly deep 7.10 TB-M Ultimate solution for euphoniumist. Its soft and rich sound encompasses whole band sound. Bach 5G (Slightly- larger)
Trombone (Large shank)
Model
name		 I.R.D
(mm)		 Cup
depth		 Throat
(mm)		 Backbore Description Reference Online
shop
Gold Silver
TB-L-7D 25.000 Mildly shallow 6.40 TB-L Produces bright and clean-cut sound. Fits for playing pops with large trombone. Its comparatively small rim suits to high register. Bach 7C (shallower)
TB-L-7C Medium 6.80 TB-L 1 size smaller than standard model:TB-L-6C. If TB-L-6C is too large, this model should be chosen. If euphoniumist play this model, it is easy to play all register. Schilke 47
TB-L-6C 25.375 Medium 6.80 TB-L Rim size, cup depth and weight. Everything is medium and well balanced for all registers. Standard and representation model for large-shank trombone. Playable from brass band to orchestra. Bach 6-1/2AL
TB-L-6B Mildly deep 7.10 TB-L 1 size deeper than TB-L-6C. Fits for orchestra player who require richer and heavy sound. High performance for euphonium as well. Schilke 50
TB-L-6A deep 7.10 TB-L Almost same depth as the Reminton model. Fits for orchestral trombonist and brass band euphoniumist. Bach 5G
TB-L-5C 25.750 Medium 6.80 TB-L 1 size larger than TB-L-6C. Its powerful sound fits for professional orchestral players. Produces mildly-bright and powerful sound with euphonium. Bach 5G (Slightly larger and shallower)
TB-L-5B Mildly deep 7.10 TB-L Standard and representation model for euphonium. While it produces soft and encompassing sound, also plays powerful sound. Professional orchestral trombonist often prefers this model as well. Bach 5G (Slightly- larger)
TB-L-5A deep 7.10 TB-L 1 size larger than the Remington model. Produces rich and deep bass sound and well supports low register of chord. Produces heavy sound with euphonium. CONN Remington (Larger)
Bass Trombone
Model
name		 I.R.D
(mm)		 Cup
depth		 Throat
(mm)		 Backbore Description Reference Online
shop
Gold Silver
BTB-3B 26.750 Mildly deep 7.10 TB-L Fits for bass trombonists who prefer a small rim. Convenient for switching tenor bass and bass. Bach 2G (Slightly- shallower)
BTB-2B 27.250 Mildly deep 7.10 TB-L Produces not only aggressive and powerfull sound but also soft and sweet sound like choral. Fits for orchestra and big band. Bach 1-1/2G (Slightly- shallower)
BTB-1A 27.750 deep 7.40 TB-LL Very deep and large model. Produces very heavy bass trombone sound. Fits for professional orchestral bass trombonists. Bach 1-1/4G (Slightly shallower)