RaceFace Narrow Wide Chainring - Direct Mount CINCH, 30t – The Path Bike Shop
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 :
Amazon.com : Boao Chainring 104 BCD 32T 34T 36T 38T Narrow Wide Single Chain Ring with 4 Pieces Sprocket Bolts for Road Bikes, Mountain Bikes, BMX MTB Bike (Black, 32T) : Sports & Outdoors