| Business | Phone |
| Rainbow Bolt & Supply Inc 4030 Garner Rd, Riverside 92501 | (951) 684-3870 |
| Docco Products 5675 Falling Leaf Ln, Riverside 92509 | (951) 681-3000 |
| Inflight Fasteners 3280 Vine St # 2, Riverside 92507 | (951) 369-0999 |
| Wsr Products 4752 Felspar St # 104, Riverside 92509 | (951) 681-2195 |