Swift Bulletproof Series 5" OD x 20" Tall Rear Coil Spring - 100 lb. PRC9372-SC BMR manufactures the ELK013s out

BMR manufactures the ELK013s out of CNC-machined billet aluminum hex bar stock

Eagle and Stealth chassis

or Switch Pros 12 button controller

1996-1999 GMC C3500HD

Swift Bulletproof Series 5" OD x 20" Tall Rear Coil Spring - 100 lb. PRC9372-SC BMR manufactures the ELK013s outProduct Description: Coil Spring Bulletproof Series Conventional 5 in OD 20 in Length 100 lb in Spring Rate Rear Steel Copper Powder Coat Sold Individually Swift Springs was founded in 1997 in Tokyo Japan as a motor sports division of Tokyo Hatsujo Manufacturing Co, Ltd. that has been leading the spring industry since 1924. The purpose was to demonstrate Swift Springs superior engineering in spring by developing the next generation of motor sports