Brick Compendium: BIONICLE LEGO
You will find most LEGO pieces, including those that are specific to the Bionicle theme on Peeron.
For example here are your particular mentions:


Technic Bionicle Weapon Flame Sword 2 x 12
Technic Bionicle Weapon Blade 12L
Technic Bionicle Toa Inika Zamor Sphere Magazine
Technic Bionicle Weapon Midak Skyblaster with Black Housing
Technic Bionicle Rhotuka Spinner Ripcord 12L with Hand Grip