Amazon.com : M-Wave Unisex Adult PD-R4-S-NW E-Bike Chain Ring for 1/2 x 3/32 & 11/128 Inch Chains for Brose, Bosch, Shimano, Bolt Circle 104 mm, Black, 20 x 20 x 1 cm :
GARBARUK Kettenblatt Round Direct Mount | 1-fach narrow-wide Shimano , 64,50 €
RaceFace Narrow Wide Chainring - Direct Mount CINCH, 30t – The Path Bike Shop
Pilo C32 Chainring Elliptic Narrow Wide 34T for Shimano direct mount. Fits XTR M9100 1x12 crank - Elanus Parts