Anti Thief Spikes
Anti Thief Spikes are just one of a number of types of anti climb security spike and whilst the name wall spike indicates that they are designed to be mounted on a wall (typically along the top edge), they can often also be found welded or otherwise fixed along the top of steel gates and robust fences.

PVC Wall Spikes are a simple yet effective method of enhancing the security of an existing wall or security fence. The wall spikes are easy to install and come in a variety of coatings or finishes.
Popular types of wall spikes include big type wall spikes and medium type wall spikes and small type wall spikes, with the spikes being manufactured from a range of materials including weather resistant plastics, steel and aluminum, among others.

Features:
materials: hot dipped galvanized, stainless steel, PVC coated plates.
Plate thickness: small type spikes with 1mm, and other wall spikes with 2.0mm. 
Barb length: 64mm and 100mm
wall spike strips length 500mm to 2000mm
Metal anti climb spikes new specifications: 
Base length :0.5 to 2 meter,
Spike height :100 to 140 mm.,
Base width:35 to 50 mm.,

Wall Spike Figures:

1,Easy to intall

2,follow Contours Of Wall

3,Low cost

4,Effect Instrusion deterrent

Specification:

Packing for  Security wall razor spikes