SRAM Force 2x Chainring Kit - 50/37t 2x12-Speed 8-Bolt Direct Mount Black D2 MFPN=11816 Non-toxic formula installs easily through

Non-toxic formula installs easily through Schrader valves

(mm) 38 Material Steel Spring Weight 450

Grade 300 Bearings

6 upper/lower upper stack 5mm color blue weight 27g

SRAM Force 2x Chainring Kit - 50/37t 2x12-Speed 8-Bolt Direct Mount Black D2 MFPN=11816 Non-toxic formula installs easily throughSRAM Force 2x Chainring Kit 50 37t 2x12 Speed 8 Bolt Direct Mount Black D2. The SRAM Force 2x chainring kit is lightweight stiff and durable. The one piece construction ensures that none of your effort goes to waste. A 13 tooth delta on all chainring pairs ensures precise shifting for any setup as well as a less dramatic change in cadence during front shifts. And the technology that has been packed in makes it SRAMs longest lasting chainring set yet.