King Racing Products Adjustable 13-5/8" Jacobs Ladder Hex Head Plugs Plastigage strings are a simple

Plastigage strings are a simple and accurate way to verify crankshaft

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King Racing Products Adjustable 13-5/8" Jacobs Ladder Hex Head Plugs Plastigage strings are a simpleBuilt with the same attention to detail and Chromoly Tubing as King's Standard Ladder just with the additional adjusting holes. The purpose of this is to give you the option to move the Ladder to the top location and tighten the car up on entry. Move it to the bottom and free the car up. This is a great feature that makes red flag adjustments easy and fast. Comes complete with Ladder Straps and Grade 8 Hardware. FEATURES: o Available in 13 1 4", 13 1