Prompt: masterpiece,best quality, no humans, 

gun, h&k hk416, HK416,carbine, rifle,

 <lora:HK416:0.8>
Negative prompt: nsfw , lowres, bad anatomy, bad hands, text, error, missing fingers, extra digit, fewer digits, cropped, worst quality, low quality, normal quality, jpeg artifacts, signature, watermark, username, blurry, EasyNegative,glasses,sunglasses,