Here is a company that sells many sprung or solid hub disc for B110

3-button
4-button
6-button

Organic
Carbon Fiber

Racing
Street Performance
OEM replacement
http://www.clutchnet.com

Sprung Hub Clutch Disc
* N/A280 15798 3-button EZ-Lock (racing only)
* N/A164 16819 4-button EZ-Lock (racing only)
* N/A207 17840 6-button EZ-Lock (racing only)
* N/A215 10690 SPORT, "FIBER-CARBON" SPRUNG HUB
** heavy duty clutch disc for street racing
* N/A171 9666 Organic "SMOOTH LOCK" MARCEL $145 USD
** where a clutch discs exceeding OEM specification is required
Solid Hub Clutch Disc
* 7000 6999CR 12735 3-button Quick Lock (drag race only) $83 USD
* 7020CR 16819 4-button Quick Lock (racing only, allows slipping)
* 7020G 1650 SPORT, "FIBER-CARBON" SOLID HUB CLUTCH DISC
** Fiber Carbon clutch disc that can replace the stock disc
** can be used with stock pressure plate.
* 7020Y 7618 Fiber Carbon clutch disc with solid hub
** High Peformance: fast starts and high RPM
** Fiber Carbon clutch disc that can replace the stock disc
** can be used with stock pressure plate.
* 7040CR 14777 6-button Quick Lock (racing only)
* 7040Y 8642 STREET/STRIP "KEVLAR" (racing only)
* 7040G 2670 STREET/STRIP "KEVLAR" (racing only)
* 7140
* 7120
* 6999G 632 Organic "CUSH LOCK" MARCEL $85 USD
** Slalom, Solo I, mini-stock, and rallying
** Street