BKM 129X - CastleMania Games

BKM 129X alternative input board

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Pre-Order Note:
Coupon codes may be disabled for some pre-order and exclusive items. 
Pre-order ship dates are estimates and subject to change.
Estimated to ship at the end of July 2021 
*the above mentioned date is not a promise, it's an estimate based on manufacturing times with an allowance of time for international and domestic shipping. 
*we will leave the above mentioned date here on the product page for reference and update the support page with specific dates as we get closer.


A simplified version of the BKM-129X compatible board with black bezel included.

Compatibility list and tested consoles (including issues):


  • SNES (US region, CSYNC)
  • Mega Drive 2 (EU region, 60 Hz modded with DFO for "true" 60 Hz, CSYNC)
  • Master System 1 (EU region, 60 Hz modded with DFO for "true" 60 Hz, CSYNC)
  • PC-Engine (White, with THS7374 external RGB amp, CSYNC)


  • Genesis 1 (60 Hz, CSYNC)


  • Nomad (60 Hz, Triple bypass modded, CSYNC)
  • SNES (US region, CSYNC)
  • Master System (60 Hz, sync issues like original 129X)
  • TurboGrafx/PC-Engine (60 Hz, sync issues like original 129X)

    *Designed by Martin Hejnfeltskumlos (Skumolos)