EBC SR-21 sintered race pads for Alcon TPCCAR20 (4420) D61 are supplied at 26mm thickness and are intended for front competition calipers needing the D61 pad form. The listing cites compatibility with AP Racing CP5850 D61, Brembo 07.6955.1 Type 140C‑B19 family, and StopTech STR GT. SR‑21 pads deliver sintered race-material characteristics for demanding track environments.
EBC Racing Alcon TPCCAR20 (4420) D61 SR-21 Sintered Race Brake Pads