New Pair of 32 hole H Plus Son Black Archetype machined sidewall rims 23mm wide x 25mm deep 3 cross front & rear spoke lacing. Origin8 branded Formula Track Hubs Fixed Fixed rear threading fixed/fixed allows for a cog & lockring or a single speed freewheel on either side of the hub 1058 grams rear - 978 grams front 120mm x 10 rear spacing. We can change the rear spacing to 126 or 130 for road bike conversions. Add your desired spacing to the payment notes at checkout and we will adjust as needed. The black anodized brake surface on these rims will start to wear off fairly soon when used with rim brakes. 100mm x 9 Standard Spacing on front