Just off the top of the head, if the light is 1” in diameter, a single weaver (picatinny) scope ring will do the job.
Cheers
31 posted on 07/23/2012 3:34:24 PM PDT by petro45acp
("Don't" read 'HOPE' by L Neil Smith and Aaron Zelman...it will bring tears to eyes. BORE!!!!!!!!!!!!)