TUMA 1S Mountain BMX 20" Blue Bicycle Black Laser Iridium Spark Plugs provide

Laser Iridium Spark Plugs provide superior ignitability and longer service life

Engine wear protection on molybdenum disulfide basis (MoS2) | Scientifically proven wear reduction up to 50 %

aggressive lines combine perfectly with the ASN and AEFR systems

Stable Swimming Action

A spark plug must dissipate the heat produced by the combustion gasses

TUMA 1S Mountain BMX 20" Blue Bicycle Black Laser Iridium Spark Plugs provideTUMA 1S Mountain BMX 20" Blue Bicycle The Pyramid 20 BMX Bicycle is a durable and stylish bike designed for young riders who enjoy fun and adventure. Built with a strong steel frame and 20 inch wheels, it offers excellent stability and control for everyday riding.