Castiron Grip
Castiron Grip PR23 — Performance Velcro Climbing Shoe
Castiron Grip PR23 — Performance Velcro Climbing Shoe
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The route doesn't care how you feel. It only responds to how precise you are.
The PR23 is built for climbers who've stopped guessing and started committing. Dual velcro closure that doesn't shift mid-move. High-friction rubber that reads the wall before you do.
Formerly Rock Planet PR23 — same production, same performance. Castiron standard.
Built For
- Indoor bouldering
- Sport climbing
- Intermediate to advanced climbers
- Climbers transitioning from beginner shoes
Technical Specs
- Closure: Dual velcro strap
- Sole: High-friction rubber — precision edging and smearing
- Toe box: Moderate downturn for performance edging
- Upper: Synthetic microfiber — durable, breathable
- Sizes: EU35–44
- Colours: Blue / Yellow
Sizing
Runs slightly small. Order your normal EU size for a performance fit. Go up 0.5 EU for comfort.
Formerly Rock Planet
The PR23 was previously sold as Rock Planet PR23 — trusted by climbers across Europe, the UK, Australia, and North America. In 2026, the line became Castiron Grip. Same shoe. Castiron identity.
FAQ
Is this the same as the Rock Planet PR23?
Yes. Same production, same performance standards. Rebranded under Castiron Grip in 2026.
What level climber is the PR23 for?
Intermediate to advanced. Climbing V3+ or 5.10+ and want performance without the $180+ price tag — this is it.
Materials
Materials
If you have any questions about the materials of the product, you can check the product details page or contact customer service
Shipping & Returns
Shipping & Returns
If you’re looking to return or exchange your order for whatever reason, we're here to help! We offer free returns or exchanges within 14 days of receiving your order. You can return your product for store credit, a different product, or a refund to the original payment method.
Please note the following exceptions to our return and exchange policy:
Below are some examples of common exceptions.
· Returned items must have no visible signs of wear or use
·Returned items need to still be labeled and returned in their original packaging
If you want to initiate a return or exchange, complete the following steps:
1. Log in to our online returns portal using your email address and order ID
2. Select the products you want to return or exchange from your order
3. Print the prepaid shipping label you will receive via email
4. Send all items back to us using the label provided
Dimensions
Dimensions
For size problems, you can view the product detail interface or contact us through customer service, thank you for your support!
Care Instructions
Care Instructions
The maintenance can be viewed in the product details interface or contact us through customer service
About us
Our company is a clothing supplier focusing on sports fitness, mountaineering and climbing, we provide good quality, cost-effective sports equipment, thank you for your trust!