Bicycle Chainrings Narrow/Wide 1x 32T/34T/36T BCD 4 x 104mm Red/Blue/Green/Gold/Black/Oil Slick Nice replacement or upgrade for a 1x bicycle drivetrain 4 x 104mm BCD Sold Individually In Stock. Fast and Free Shipping. Thanks for looking and enjoy the ride! Bolt Pattern: 4 Arm x 104mm Material: 7075 T6 Alloy Profile: 1x Narrow/Wide Teeth Drivetrain Usage: 1x8, 1x9, 1x10, 1x11 Size Options: 32t, 34t, 36t Color Options: Black, Blue, Gold, Green, Red, Oil Slick IF ITEM IS RETURNED, IT MUST NOT BE USED OR INSTALLED!