SFU1605 300mm Ballscrew with BK/BF12 End Supports & Coupler vs SFU1605 Ball Screw 250mm with Nut BK/BF12

Overall winner: SFU1605 Ball Screw 250mm with Nut BK/BF12

Key Differences

GUWANJI's SFU1605 (300mm) offers a longer 300 mm length and includes ballnut housing and BK/BF12 end supports, making it better for setups needing extra travel and integrated end support. NUIBBYED's RM1605 (250mm) is a shorter 250 mm kit focused on precision with mounting bits included and a higher average rating, making it a stronger pick for compact, precision-oriented small CNC builds

SFU1605 300mm Ballscrew with BK/BF12 End Supports & Coupler

SFU1605 300mm Ballscrew with BK/BF12 End Supports & Coupler

GUWANJI • ★ 3.7/5 • Budget

3-piece ballscrew set with SFU1605, 300 mm length, end supports BK/BF12, and RM1605 ballnut housing plus 6.35x10 mm coupler. Includes DSG16H ballnut housing and 300 mm overall length

Pros

  • includes end supports and ballnut housing
  • compact 300 mm length for CNC setups
  • coupler and end support variety provided

Cons

  • no user-provided performance data
  • no installation instructions included
Check current price on Amazon →
SFU1605 Ball Screw 250mm with Nut BK/BF12

SFU1605 Ball Screw 250mm with Nut BK/BF12

NUIBBYED • ★ 3.5/5 • Budget

250mm SFU1605 ball screw set with 16mm diameter and 5mm lead. Includes ball screw, nut, BK12 and BF12 housings; designed for CNC machines. Customer notes indicate usable hardware compatibility

Pros

  • includes screw and nut
  • kit with BK12 and BF12
  • correct diameter and lead for 16mm systems
  • metal ball screw and aluminum alloy components

Cons

  • customer data lacks explicit usability insights
  • no explicit installation instructions provided
  • no performance metrics in data
Check current price on Amazon →

Head-to-Head

CriteriaWinner
Price GUWANJI
Durability Tie
Versatility GUWANJI
User Reviews NUIBBYED