100912 Losi 5iveB Gas Tank, Battery box cover and Receiver pack cover quick release posts.. 
This is a complete quick release kit of 10 for the Gas tank, Battery box and Receiver pack for the 5ive B 
Drill bits required for installation: 
1 - 3mm - 3.5mm (1/8") to drill out cases 
1 - 4mm - (5/32") to enlarge holes in lids