Trackball Ball Replacement
Find Trackball Ball Size
First, find your trackball ball size at Trackball Reviews. For old trackball, check Trackball History ๐ฒ
Ball Diameter Tolerance
Ball size differ by 1 or 2 mm is not a problem. More may be a problem.
76.2 mm Ball
![RetroArcade translucent ball qwtwq-s590x512](itb/RetroArcade_translucent_ball_qwtwq-s590x512.jpg)
![Suzo Happ Trackball 2022-05-23](itb/Suzo_Happ_Trackball_2022-05-23.png)
76.2 mm and 57.15 mm Ball
![electric ice rgb trackball](itb/electric_ice_rgb_trackball.jpg)
(57.15 mm = 2 1/4 inch) American-style Billiard Ball
This set is highly recommended. The fuzzy coloring provides better tracking. Also lighter then normal billiard.
![Kandy Pearl Billiards Ball Set 2022](itb/Kandy_Pearl_Billiards_Ball_Set_2022.jpg)
![8ball SPXbC](itb/8ball_SPXbC.jpg)
Aramith Premier Replacement Pool Ball Buy at amazon
![cue ball 6KGS4](itb/cue_ball_6KGS4.jpg)
Aramith Super Pro-Cup Pool Cue Ball 2.25 inch, 6 Red Dots Buy at amazon
55 mm Ball
![Perixx 55 mm Ball](itb/Perixx_55_mm_Ball.jpg)
Perixx 55 mm Ball Buy at amazon
52.388 mm (2 1/16 inch), Snooker ball
![Snooker Ball Set-s500](itb/Snooker_Ball_Set-s500.jpg)
50 mm Ball
![longwin 50mm crystal ball 89352](itb/longwin_50mm_crystal_ball_89352.png)
40 mm Ball
![longwin 40mm crystal ball 04197](itb/longwin_40mm_crystal_ball_04197.png)
โK9 crystalโ is a type of high-tech glass. Light weight, and good optical property (e.g. no bubbles inside).
Note: it may not track well. I have not tried.
38.1 mm (1.5 inch) miniature pool ball
![miniature pool ball 2024](i/miniature_pool_ball_2024.jpg)
- DAD 5IVE Mini Billiards Pool Ball Set Buy at amazon
34 mm Ball
![trackballs cFsR5-s250](itb/trackballs_cFsR5-s250.jpg)
![trackballs 2020-10-29 YSmSr](itb/trackballs_2020-10-29_YSmSr.jpg)
- Perixx 34 mm ball Buy at amazon
- Elecom 34 mm ball Buy at amazon
![Logitech Trackman Marble replacement ball-s](itb/Logitech_Trackman_Marble_replacement_ball-s.jpg)
Crystal/Quartz Ball
Few things to be aware:
- Heavy ball may wear down the ceramic bearings in the trackball socket.
- Clear glass or polished surface may not track well.
- The advertised size is often inaccurate. Check buyer comments.
- May not be perfectly round.
![purple crystal ball 40mm 24581](itb/purple_crystal_ball_40mm_24581.jpg)
Kensington Orbit Trackball with Scroll Ring, with Quartz Ball
Kensington Orbit Trackball with Scroll Ring
![Kensington Orbit Trackball scroll ring ball 64446-s](itb/Kensington_Orbit_Trackball_scroll_ring_ball_64446-s.jpg)
![quartz ball 68851-s](itb/quartz_ball_68851-s.jpg)
![Kensington Orbit Trackball scroll ring quartz ball-s](itb/Kensington_Orbit_Trackball_scroll_ring_quartz_ball-s.jpg)
Inche to Millimeter Conversion Table
- 12 mm = 0.472 inch
- 13 mm = 0.512 inch
- 14 mm = 0.551 inch
- 15 mm = 0.591 inch
- 16 mm = 0.63 inch
- 17 mm = 0.669 inch
- 18 mm = 0.709 inch
- 19 mm = 0.748 inch
- 20 mm = 0.787 inch
- 21 mm = 0.827 inch
- 22 mm = 0.866 inch
- 23 mm = 0.906 inch
- 24 mm = 0.945 inch
- 25 mm = 0.984 inch
- 26 mm = 1.024 inch
- 27 mm = 1.063 inch
- 28 mm = 1.102 inch
- 29 mm = 1.142 inch
- 30 mm = 1.181 inch
- 31 mm = 1.22 inch
- 32 mm = 1.26 inch
- 33 mm = 1.299 inch
- 34 mm = 1.339 inch
- 35 mm = 1.378 inch (1 3/8 = 1.375)
- 36 mm = 1.417 inch
- 37 mm = 1.457 inch
- 38 mm = 1.496 inch
- 39 mm = 1.535 inch
- 40 mm = 1.575 inch
- 41 mm = 1.614 inch (1 5/8 = 1.625)
- 42 mm = 1.654 inch
- 43 mm = 1.693 inch
- 44 mm = 1.732 inch
- 45 mm = 1.772 inch
- 46 mm = 1.811 inch
- 47 mm = 1.85 inch
- 48 mm = 1.89 inch
- 49 mm = 1.929 inch
- 50 mm = 1.969 inch
- 51 mm = 2.008 inch
- 52 mm = 2.047 inch (52.388 mm = 2 1/16 inch)
- 53 mm = 2.087 inch
- 54 mm = 2.126 inch (53.975 mm = 2 1/8 inch)
- 55 mm = 2.165 inch
- 56 mm = 2.205 inch
- 57 mm = 2.244 inch (57 mm = 2 1/4 inch)
- 58 mm = 2.283 inch
- 59 mm = 2.323 inch