LeadStrong Sandwich J-Hook
The LeadStrong sandwich J-hook is a barbell hook pair for the RF1000A rack system. Built with a UHMW plastic core and integrated cutting, this J-hook clamps onto both sides of the upright for a secure, stable hold. Nylon inserts on the internal locking surfaces reduce friction against the upright and allow the J-hook to withstand greater lateral impact from the barbell during loading and unloading.
Key Features
- UHMW plastic core with integrated cutting for stronger load-bearing capacity
- Locks onto both sides of the upright to withstand greater impact
- Nylon inserts on internal locking surfaces reduce friction against the upright
- Dimensions comply with GB17498.1-2008, GB17498.2-2008, GB17498.4-2008 standards
- Compatible with 75 × 75 mm uprights with 25–27 mm hole diameter
- Sold as a pair
Technical Specifications
| Model | RF1000A-11 |
| Applicable Upright | 75 × 75 mm |
| Hole Diameter | 25–27 mm |
| Core Material | UHMW plastic |
| Unit | Pair |
| Standards | GB17498.1-2008, GB17498.2-2008, GB17498.4-2008 |
Who Is This Sandwich J-Hook For?
This sandwich J-hook is for RF1000A rack owners who need a reliable, dual-sided barbell hook that reduces upright wear. The UHMW core and nylon locking inserts make this sandwich J-hook suitable for daily commercial use where hooks are loaded and repositioned frequently.
Frequently Asked Questions
What makes this a “sandwich” J-hook?
The sandwich J-hook clamps onto both sides of the upright column rather than hanging from one side only, which provides a stronger, more stable connection under load.
What upright size does this J-hook require?
75 × 75 mm uprights with 25–27 mm hole diameter — standard RF1000A uprights.






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