LED-LENSER-0312-Roll-Protection-X-for-X21-X21R-LED-LENSER-0312-The-LED-LENSER-0312-Roll-Protection-X-for-X21-X21R-is-indispensable-for-professionals-being-easy-to-insert-in-the-process-preventing-the-rolling-away-of-the-lamp-on-uneven-surfaces-In-addition-the-lamp-head-&-the-end-cap-are-protected-by-plastic-rings-against-scratches-&-paint-erosion-LED-LENSER-0312-Roll-Protection-X-For-X21