The longest, brightest fiber optic sight on the market. The STI/SV factory dovetail cut is 0.300×0.060×60 degrees. Center of dovetail is 0.250 back from front of slide. The 0.125″ wide blade is 0.180″ high. The dovetail is slightly oversized to allow for a tight fit.
Comes with 0.060″ diameter red fiber optic insert and includes three inches of each red, green, and yellow replacement fiber optic rod. Additional replacement fiber available.