SRAM Dual-Hex Double Chainring Bolt Set, Alloy, Black Black Bolts & Spacers

- Dual-Hex kits: 5mm-broach bolts with 6mm-broach nuts for secure 2-wrench assembly \n - Triple kit can be used on 5-arm or 4-arm mountain/road cranks (includes (5) inner chainring bolts in addition to middle/outer bolt/nut set) \n - XX/X0/X9/X7 versions do not use nuts due to direct-thread design into outer chainring and inner spider interface