SRAM 38 Tooth 107mm BCD x 4-Bolt 1x12-Speed X-Sync Chainring Blast Black CheckoutSpec= Revelation (A1+) BB86/92 PressFit Bottom BracketReplaceable Enduro

BB86/92 PressFit Bottom BracketReplaceable Enduro bearings

Spring Weight 450 Material Aluminum Stroke (ins) 2

}Wolf Tooth 120 BCD Chainring - 36t 120 BCD 4-Bolt Drop-Stop Black

Answer BMX Adjustable Euro Bottom Brackets include cups bearings spindle and spindle bolts

SRAM 38 Tooth 107mm BCD x 4-Bolt 1x12-Speed X-Sync Chainring Blast Black CheckoutSpec= Revelation (A1+) BB86/92 PressFit Bottom BracketReplaceable EnduroSRAM 38 Tooth 107mm BCD x 4 Bolt 1x12 Speed X Sync Chainring Blast Black. SRAM's X Sync Road Chainrings are designed for provide maximum control when used with AXS road cranksets. X SYNC wide tooth narrow tooth chainring technology provides maximum chain control Laser etched chainring finish is more durable X Range gearing technology gives you more range and a smoother gear progression so youre always in the right gear Can be installed with a single