What size T-slot nutsbolts do I want to get for the 20x20 Aluminum

2020 is a ” x ” fractional 10 series square T-slot profile with eight open T-slots, two on each ” face The profile has align-a-grooves to

Features: 1: Silver surface, beautiful and durable 3: 2020 T slot aluminum profile support linear motion, you can build such as 3d printer and

2020 v slot extrusion Specifications: Made of 6063 aluminum; Protective Film; Black or Silver Sku: GEN-ALU-EXT-3030-1M-TSLOT Vendor:

2020 hit slot Order No: HY-S6-2020, T-slot height: mm, Section size: 20 mm × 20 mm, Hole: φ5 mm, Thickness of diagonal bar: mm 2020 profile