Amazon.com: Parts Express 9V Battery Clip l Type (1) : Electronics
Radio Shack 270-1217 Heavy Duty Inline 12GA 20A AGC Fuse Holder | Dave's Hobby Shop by W5SWL
Amazon.com: VWEICYY 9V Battery Connector,10 PCS T-Type 9 Volt Buckle Connector Hard Plastic Shell Used in Student Experiment,or Other Equipment with Battery(T-Type, 10PCS) : Electronics