Exposure Blaze Bolt On Rack Mount BF Apparel you read that correctly

you read that correctly

By replacing traditional oil-based chain lube with a fully refined paraffin wax infused with DuPont™ PTFE and ultra-fine Molybdenum Disulfide (MoS₂)

FeaturesQuick lever access and light operationRAPIDFIRE PLUSEasily-visible gear position indicator option improves shifting controlOPTICAL GEAR DISPLAY2-WAY RELEASESpecificationsRear speeds 11Compatible rear derailleur type LINKGLIDE system 11-speedMfr Claimed WeightTBC

Only weighs 290g in its highest form

Exposure Blaze Bolt On Rack Mount BF Apparel you read that correctlyBracket allows fitment of your blaze light to a rack bolt mount. Mfr Claimed WeightTBC