Performance Tool stud remover/installer for V-twin motorcycle engines, using a knurled roller with cam action to extract and seat studs from 1/4" to 3/4" diameter without stripping threads. Works with any 1/2" drive ratchet and backed by a lifetime warranty. Features Removes and installs studs 1/4" to 3/4" diameter Knurled roller cam action grips studs without damage Compatible with any 1/2" drive ratchet Lifetime warranty Specifications Brand: Performance Tool Manufacturer Part #: W83202 UPC: 039564832024 Length: 3.75 in Width: 5.65 in Height: 1.7 in Weight: 1.32 lbs Country of Origin: China (Mainland) Fitment Fits V-twin motorcycles including Harley-Davidson and Indian Motorcycle models. Frequently Asked Questions What size studs does this remove? Works on studs ranging from 1/4" to 3/4" in diameter, covering most V-twin cylinder head and engine studs. Do I need a special ratchet? No — any 1/2" drive ratchet will work. The tool connects to standard ratchet heads. Will this damage the stud threads? The knurled roller uses cam action to grip firmly while minimizing thread damage compared to pliers or vise grips. What's included? Just the stud remover/installer tool. You'll need to supply your own 1/2" drive ratchet and socket if needed.