Recoil absorbing assembly for automatic weapons

A recoil absorbing assembly for automatic weapons secured to a weapon cradle having an fixed portion (1) and a portion (2) movable longitudinally thereto, wherein the fixed cradle portion is rotatably mounted to a support, and wherein the assembly comprises a recoil absorbing spring (3) and a friction device (4, 5) arranged in connection with the cradle portions, wherein the friction device includes a main shaft (4) provided with angled friction blocks (6, 7) and a movable bearing housing (5) surrounding the main shaft, wherein the bearing housing (5) comprises free floating pistons (8, 9) arranged in the bearing housing (5) and spring biased against the friction blocks, the recoil absorbing spring (3) being situated on the main shaft in elongation of the bearing housing, wherein the main shaft (4) is provided with a mechanism (10, 11) that tunes the friction by pushing the friction blocks (6, 7) outwards, the friction tuning mechanism includes a shaft portion (10) longitudinally movable using a tension sleeve (11) arranged in an end of the main shaft (4) opposite of the friction blocks (6, 7).