BrushPros replaceable brush heads and groove cleaners will keep golfers coming back, so stock replacements with your order today, Groove Cleaner tips are made of phosphorous bronze, softer than steel, to avoid damaging grooves, Groove Cleaners will require replacement from use, Instead of purchasing an entirely New product, simply purchase cost effective replacements, Made of phosphorous bronze, Two Groove Cleaners and two New spring pins in every package, Better for your clubs, Better for the environment, 2pack, Dimensions: 6, 3 x 4, 92 x 4, 13, SKU: PRAV468