that's too bad for him. hahaha
Added 11 minutes later:
I got a fix for it. Just place it directly into your SLRR root and it should work. If your file setup is different then just locate the meshes folder on your RB26 mod and replace the old pistons.tex and pistons.scx with the new one.. Let me know if it doesn't work. RB26 PISTON FIX