Overview Reviews Product Description Self releasing double taper design permits simple "easy-on ~ easy-off". self-centering resulting in lower machining costs. No axial movement during installation. Ability to mount on plain shafting without key seats. Power-Link Catalog Product Videos Custom Field Shaft size 1-15/16" Industry equivalent Tollock Product Reviews Write a Review Write a Review × Power-Link Expandable Taper Lock Shaft Coupler PL-193 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *