Silca Terra Floor PumpIn 1988 SILCA noticed the growing MTB market in the US and began developing a high volume pump with low pressure gauge to meet the needs of this completely new category of bicycle. Named the Terra, it was the first of it's kind, high volume, low pressure specific pump for larger volume tires. Now, 34 years later, SILCA reintroduces the Terra concept with new and exciting technology that allows it to be not only the world's most refined low pressure