What's in the box:

LS Dual Valve Spring Compressor Tool 4.8 5.3 5.7 6.0 6.2 LS1 LS2 LS3 LS6 Compatible with Chevy (Standard)

Features:
Made from fine quality material, practical to use.
The surface is smooth without burr.
This tool is designed to be used with or without the heads on the engine.
You can use a pneumatic air fitting to put compressed air in the cylinder to hold the valves closed when using.
It is long lasting and is a fine choice for you to replace the worn or damaged.

Specifications:
Color: Black, Silver
Material: Metal
Size: About 60 * 50 *30mm.
Applicable models: compatible with Chevrolet LSX
Item weight: 334g / 11.8ounce
Package size: 200 * 150 * 50mm / 7.9 * 5.9 * 2.0in
Package weight: 355g / 12.5ounce

Packing List:
1 * LS Dual Valve Spring Compressor Tool