
Leg Curl/Extension Attachment
The BLK BOX Leg Curl / Extension Attachment transforms your rig or rack into a lower body isolation station. Designed for easy mounting, the attachment enables both seated leg extensions and prone hamstring curls from a single setup.
With padded rollers and smooth movement, it delivers targeted muscle engagement, making it ideal for athletes focused on strength, rehab, or hypertrophy training.
Original: $537.06
-65%$537.06
$187.97More Images

Leg Curl/Extension Attachment
The BLK BOX Leg Curl / Extension Attachment transforms your rig or rack into a lower body isolation station. Designed for easy mounting, the attachment enables both seated leg extensions and prone hamstring curls from a single setup.
With padded rollers and smooth movement, it delivers targeted muscle engagement, making it ideal for athletes focused on strength, rehab, or hypertrophy training.
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
The BLK BOX Leg Curl / Extension Attachment transforms your rig or rack into a lower body isolation station. Designed for easy mounting, the attachment enables both seated leg extensions and prone hamstring curls from a single setup.
With padded rollers and smooth movement, it delivers targeted muscle engagement, making it ideal for athletes focused on strength, rehab, or hypertrophy training.




















