Litepro gold CNC aluminium easy wheel extender for Brompton folding bike. By pulling out a rod within the easy wheel extender, helps stabilize the bike when folded, providing much more stability. Easy wheels not include, recommend to pair with Litepro easy wheels. Easy wheel extender is compatible with any easy wheels with M6 bolts. Length: 117mm. Length after extension rod pull out: 270mm. Weight: 92g (+/-1g).