Shimano bleeding spacer for flat mount disc brakes

The Shimano flat mount bleed block is 9-holed yellow plastic spacer that is shaped specifically for bleeding optimally Shimano's disc brakes.

Compatibility

Dura Ace BR-R9170, Ultegra BR-R8070, 105 BR-R7070, Tiagra BR-4770, GRX BR-RX810, GRX BR-RX400, Metrea BR-U5000, BR-RS805, R-RS505, BR-RS405, XTR BR-M9100, XTR BR-M9110-R, XT BR-M8110-R, SLX BR-M7110-R.