Four nut-and-bolt sets for mounting a single chainring direct to the spider — a shorter bolt than the mid-ring kit, since there's no middle ring to clear.

Compatibility & fit

5mm steel nut and T15 black-alloy bolt, 4 sets per pack, for single-ring (1×) setups.

e*thirteen covers this part with a 10-year warranty against manufacturing and material defects (crash or impact damage qualifies for a discounted replacement), per ethirteen.com. This is in addition to your rights under the Australian Consumer Law, so keep your proof of purchase. For warranty support, return the product to Tune Cycles and we'll manage the claim with e*thirteen's Australian distributor.
  • 4 nut-and-bolt sets
  • 5mm steel nut, T15 alloy bolt
  • Black
  • For mounting a single chainring direct to the spider
Nut5mm, steel, silver
Bolt6mm, T15 drive, black alloy
Pack4 sets
UseSingle chainring direct to spider
Brand part numberCB.05.06.K
SKU DTW-ETS-CB0506K
Barcode # 4712757573473
Brand e*Thirteen
Shipping Weight 0.2000kg