The Direct Mount Adapter from Problem Solvers allows you to mount a Direct Mount front derailleur on frames with BSA68/73 or 100 mm bottom bracket shell width, which do not have a Direct Mount.

Technical Information:

Material:

aluminium (6061)

Type:

folding clamp

Compatibility:

frames without direct mount (D-type); seat tubes with a diameter of 34.9 mm (with shim also 31.8 mm)

Models:

BSA 68/73:

• Application: MTB
• Compatibility: 2x, 3x
• Bottom Bracket Shell Width: BSA 68/73
• Offset: 26 mm
• Clamp Diameter: 31.8 mm / 34.9 mm
• Manufacturer Number: FS1323

BSA 68/73 - wide BB:

• Application: MTB
• Compatibility: 2x, 3x
• Bottom Bracket Shell Width: BSA 68/73
• Offset: 26 mm
• Clamp Diameter: 28.6 mm
• Manufacturer Number: FS1326

BSA 68/73 - Boost:

• Application: MTB
• Compatibility: 2-speed
• Bottom Bracket Shell Width: BSA 68/73
• Clamp Diameter: 28.6 mm / 31.8 mm / 34.9 mm
• Manufacturer Number: FS1328

BSA 100 (39.5 mm offset):

• Application: MTB
• Compatibility: 3-speed
• Bottom Bracket Shell Width: BSA 100
• Offset: 39.5 mm
• Clamp Diameter: 31.8 mm / 34.9 mm
• Manufacturer Number: FS1322

BSA 100 (43.5 mm offset):

• Application: MTB
• Compatibility: 2-speed
• Bottom Bracket Shell Width: BSA 100
• Offset: 43.5 mm
• Clamp Diameter: 31.8 mm / 34.9 mm
• Manufacturer Number: FS1327

Surly Moonlander:

• Application: MTB
• Compatibility: Surly Moonlander
• Bottom Bracket Shell Width: Moonlander specific
• Clamp Diameter: 31.8 mm / 34.9 mm
• Manufacturer Number: FS1325

Models:

BSA 68/73:

• Application: MTB
• Compatibility: 2x, 3x
• Bottom Bracket Shell Width: BSA 68/73
• Offset: 26 mm
• Clamp Diameter: 31.8 mm / 34.9 mm
• Manufacturer Number: FS1323

Contents:

Version BSA 68/73:

• 1 x Problem Solvers Direct Mount front derailleur adapter
• 1 x Shim 34.9 mm to 31.8 mm

Version BSA 68/73 - –wide BB:

• 1 x Problem Solvers Direct Mount front derailleur adapter

Version BSA Boost:

• 1 x Problem Solvers Direct Mount front derailleur adapter
• 1 x Shim 34.9 mm to 31.8 mm
• 1 x Shim 31.8 mm to 28.6 mm

BSA 100 (39.5 mm offset) / Surly Moonlander:

• 1 x Problem Solvers Direct Mount front derailleur adapter
• 1 x Shim 34.9 mm to 31.8 mm