Avian alloy BMX chainring bolts — CNC machined anodized alloy, 4-bolt sets. Available in short (6.4/6.4mm) for single chainring setups and long (8.9/6.4mm) when running a bash guard or chain device. Comes in 4-bolt packs of 5. Wrench: 5mm Allen + chainring nut wrench.
Short: 6.4mm | Long: 8.9/6.4mm | Qty: 5 pairs | Colours: Red, Polished, Blue, Black
Avian is a MoJo BMX brand.