CCI and Anguila make CB caps.
From
http://www.22ammo.com/bbcb.html
11511 Aguila, Super Colibri, .22 Long, box of 50 20 gr S SP, L 575 fps $2.50
11511B Aguila, Super Colibri, 22 Long, brick of 500 20 gr S SP,L 575 fps $23.00
11511C Aguila, Super Colibri, 22 Long, case of 5000 20 gr S SP, L 575 fps $200.00
10308 CCI, CB Cap, .22 Long, box of 100 29 gr S SP, L 727 fps $5.01
10308B CCI, CB Cap, 22 Long, brick of 500 29 gr S SP, L 727 fps $24.75
10308C CCI, CB Cap, 22 Long, case of 5000 29 gr S SP, L 727 fps $235.00
10309 CCI, CB Cap, .22 Short, box of 100 29 gr S SP, L 727 fps $4.65
10309B CCI, CB Cap, 22 Short, brick of 500 29 gr S SP, L 727 fps $23.00
10309C CCI, CB Cap, 22 Short, case of 5000 29 gr S SP, L 727 fps $214.00
10809 RWS, BB Cap, .22 Cal, box of 100 17 gr S SP, L 750 fps $14.35
10809B RWS, BB Cap, 22 Cal, brick of 500 17 gr S SP,L 750 fps $68.25
10809C RWS, BB Cap, 22 Cal, case of 5000 17 gr S SP, L 750 fps $645.00
10810 RWS, CB Cap, .22 Cal, box of 100 17 gr S SP, L 750 fps $14.35
10810B RWS, CB Cap, 22 Cal, brick of 500 17 gr S SP, L 750 fps $68.25
10810C RWS, CB Cap, 22 Cal, case of 5000 17 gr S SP, L 750 fps $645.00