SWB MARATHON PLUS 20x1.75 PERF TWIN SM-GUARD BK/BK/REF ENDURANCE E50 WIRE RIMS Approved for use on RVs

Approved for use on RVs - Not Approved for use on tow-behind trailers

For replacing OEM PF30 bottom brackets or for new bike builds

Cold forged for improved strength

Available in 25 tooth and 28 tooth options

reduced friction and improved chain life

SWB MARATHON PLUS 20x1.75 PERF TWIN SM-GUARD BK/BK/REF ENDURANCE E50 WIRE RIMS Approved for use on RVsDurable all weather urban tread Features Schwalbe`s 5mm SmartGuard belt EBIKE50 has achieved a passing rating for use with E Bikes up to 50kph and is ECE R75 approved SGRD Smartguard equipped tires feature a 5mm breaker belt made from special Indian and partially recycled rubber REF Reflective sidewall striping or hotpatch to aid in low light visibility *Please note that EBike rated tires also can be used with non Ebikes and are generally more durable