GS-13, 10 inches, 25.4 cm Extension pin for GullsweepThere are three different size pins available. The 5-inch pin which comes as standard with the Gullsweep, a 7.5 inch (19.5 cm) and a 10 inch (25.4 cm) pin. The taller pins can be used to raise the height of the Gullsweep above GPS antennas etc.This is the 10 inches (25.4 cm) pin designed to raise the GS-1/ GS-2 Gullsweep.Part number GS-13.