The present invention is for an extension set for spirit levels including {TAIL ~ a pair} of discrete elongated U shaped profile spirit level extenders, and a pair of spirit level clamps for selectively and conveniently securing the spirit level extenders at opposite ends of a spirit level for extending {HEAD ~ its nominal working length} 
The present invention is for an extension set for spirit levels including { TAIL ~ a pair } of discrete elongated U shaped profile spirit level extenders , and a pair of spirit level clamps for selectively and conveniently securing the spirit level extenders at opposite ends of a spirit level for extending { HEAD ~ its nominal working length }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD