Kyosho IS106-7514 84mm Big Shock Spring Gray Bigfoot Parts Bumper thickness: 3mm (0

Bumper thickness: 3mm (0

Body reamer HPIC9807

HPI Racing 105132 1979 Ford F-150 Supercab Clear Body Savage XL 5

9-3/4" (248mm) double track straight sections

This is the Nissan GT-R (R35) 200mm Body from HPI

Kyosho IS106-7514 84mm Big Shock Spring Gray Bigfoot Parts Bumper thickness: 3mm (0A pair of 84mm Big Bore shock springs, wound with 1. 4mm wire over 7. 5 turns and color coded gray, in the M medium length class. Kyosho's numbering encodes the specification directly: 7. 5 turns of 1. 4mm wire at an 84mm free length. The color code lets you identify a spring at a glance in the pit box rather than measuring it. Within a fixed wire diameter and free length, fewer turns means a firmer spring, so at 7. 5 turns this sits toward the firm